Replaces

O2 Oxygen Sensor Walker Products 250-21001 - WKEOS00001

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Vehicle Fit

Walker Products Oxygen Sensor: 250-21001

Walker Products, an ISO 9001-2008 / TS16949 certified company, specializes in the manufacturing and distribution of Fuel System Components and Automotive Engine Management products. Walker is committed to meeting or exceeding OEM or equivalent standards and specifications. This effort is backed by Walker's own manufacturing, product management and engineering expertise.

Specifications:

  • Brand New Walker Oxygen Sensor
  • Direct Fit
    • Correct Connector No cutting or splicing
    • Correct wire length (18.1 Inches)
  • Upstream Sensor*
    • this sensor is used on some application that do not use a downstream (monitor) sensor
  • 1 wire configuration
  • Replaces dealer part numbers: 06003981, 6003981, 33004243, 5014780AA, 8953000886, 33004243, 5014780AA, 53000886, 8933004243, 8953000886, 0456288, 10042186, 12328546, 19178953, 19211437, 25105107, 25105901, 25106073, 25107378, 25132068, 25133076, 25133185, 25162600, 25162693, 25162753, 25165118, 25165120, 25166169, 25166816, 25171572, 25171573, 25171574, 25171581, 25176707, 5613725, 5613959, 8990469, 8990625, 8990741, 8990789, 91171942, 96060174, 97018586, 8089903510, 80899 03510, 8089907410, 80899 07410, 8251051070, 82510 51070, 8251059010, 82510 59010, 8251331850, 82513 31850, 8251626000, 82516 26000, 8251626930, 82516 26930, 8251627530, 82516 27530, 8251668160, 82516 68160, 8944081510, 89440 81510, 8970185860, 89701 85860, 33004243, 5014780AA, 8953000886, 1821360B00, 18213 60B00, 1821364B00, 18213 64B00, 1821382010, 18213 82010, 1377953
  • Built and tested to strict quality control standards

Note: For clarification purposes:

  • Upstream location is between the catalytic converter and the engine
  • Downstream location is between the catalytic converter and the tailpipe

Install note:

You may be required to reset the vehicle computer after installation of this part.

Our electrical and electronic parts are subject to strict quality control testing. Please ensure proper diagnosis of this item before purchasing as the item cannot be returned once installed or plugged in.

Item Condition: New

WARNING:  This product can expose you to chemicals including Lead and Lead Compounds, which are known to the State of California to cause cancer, and birth defects or other reproductive harm.  For more information, go to www.P65Warnings.ca.gov.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

  1. step : Identifying your Oxygen Sensors (0:57)
    • Upstream oxygen sensors are located in between the engine and the catalytic converter
    • Downstream oxygen sensors are located in the catalytic converter or farther away from the engine than the catalytic converter
    • Locate your vehicle's firing order diagram
    • The bank that contains cylinder one is bank one
    • The bank that does not contain cylinder one is bank two, even if it does not contain cylinder two

Tools needed for replacement:

    1A - No Tools Needed

  • No Tools Needed

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Year Make Model Description
1982-1992Buick Century Buick Century L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Buick Century Buick Century V6 3.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1988Buick Century Buick Century V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1990-1993Buick Century Buick Century V6 3.3L O2 Oxygen Sensor Walker Products 250-21001
1993-1996Buick Century Buick Century L4 2.2L Upstream O2 Oxygen Sensor Walker Products 250-21001
1982-1984Buick Electra Buick Electra L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1982-1989Buick Electra Buick Electra V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1990Buick Electra Buick Electra V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1985-1990Buick Estate Wagon Buick Estate Wagon V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1987Buick Grand National Buick Grand National V6 3.8L Turbo O2 Oxygen Sensor Walker Products 250-21001
1982-1984Buick LeSabre Buick LeSabre L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1982-1989Buick LeSabre Buick LeSabre V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1993Buick LeSabre Buick LeSabre V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1991-1992Buick Park Avenue Buick Park Avenue V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1993Buick Park Avenue Buick Park Avenue V6 3.8L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1988-1991Buick Reatta Buick Reatta V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1987Buick Regal Buick Regal V6 3.8L Turbo O2 Oxygen Sensor Walker Products 250-21001
1982-1984Buick Regal Buick Regal L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1982-1987Buick Regal Buick Regal V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1988-1989Buick Regal Buick Regal V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1989-1993Buick Regal Buick Regal V6 3.1L (excluding California Emissions) O2 Oxygen Sensor Walker Products 250-21001
1990-1992Buick Regal Buick Regal V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Buick Riviera Buick Riviera V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Buick Riviera Buick Riviera L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Buick Riviera Buick Riviera V6 3.8L Turbo O2 Oxygen Sensor Walker Products 250-21001
1986-1993Buick Riviera Buick Riviera V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1991Buick Roadmaster Buick Roadmaster V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1992-1993Buick Roadmaster Buick Roadmaster V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Buick Skyhawk Buick Skyhawk L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1989Buick Skyhawk Buick Skyhawk L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1991Buick Skylark Buick Skylark L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Buick Skylark Buick Skylark V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1986-1987Buick Skylark Buick Skylark V6 3.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Buick Skylark Buick Skylark L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1996-1997Buick Skylark Buick Skylark L4 2.4L Upstream O2 Oxygen Sensor Walker Products 250-21001
1985-1987Buick Somerset Buick Somerset V6 3.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1987Buick Somerset Buick Somerset L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1990-1992Cadillac Brougham Cadillac Brougham V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1990-1992Cadillac Brougham Cadillac Brougham V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1982Cadillac Cimarron Cadillac Cimarron L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Cadillac Cimarron Cadillac Cimarron L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1988Cadillac Cimarron Cadillac Cimarron V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1982Cadillac Deville Cadillac Deville L6 4.1L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1985-1987Cadillac Deville Cadillac Deville L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1982Cadillac Eldorado Cadillac Eldorado L6 4.1L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1985-1987Cadillac Eldorado Cadillac Eldorado L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1982Cadillac Fleetwood Cadillac Fleetwood L6 4.1L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1985Cadillac Fleetwood Cadillac Fleetwood L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1986-1990Cadillac Fleetwood Cadillac Fleetwood V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982Cadillac Seville Cadillac Seville L6 4.1L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1985-1987Cadillac Seville Cadillac Seville L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1985-1990Chevy Astro Chevy Astro L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1985-1991Chevy Astro Chevy Astro V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1987-1989Chevy Beretta Chevy Beretta L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1989Chevy Beretta Chevy Beretta V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1990-1994Chevy Beretta Chevy Beretta L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1990-1993Chevy Beretta Chevy Beretta V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1990-1996Chevy Beretta Chevy Beretta L4 2.2L Upstream O2 Oxygen Sensor Walker Products 250-21001
1986-1987Chevy Blazer Full Size Chevy Blazer Full Size V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1994Chevy Blazer Full Size Chevy Blazer Full Size V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1984Chevy Blazer S10 Chevy Blazer S10 L4 1.9L O2 Oxygen Sensor Walker Products 250-21001
1983-1989Chevy Blazer S10 Chevy Blazer S10 V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1985-1988Chevy Blazer S10 Chevy Blazer S10 L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1988-1991Chevy Blazer S10 Chevy Blazer S10 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1983-1984Chevy C10 Truck Chevy C10 Truck L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy C10 Truck Chevy C10 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy C10 Truck Chevy C10 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1986Chevy C10 Truck Chevy C10 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy C1500 Truck Chevy C1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy C1500 Truck Chevy C1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy C1500 Truck Chevy C1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1990-1993Chevy C1500 Truck Chevy C1500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy C1500 Truck Chevy C1500 Truck V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy C1500 Truck Chevy C1500 Truck V8 5.0L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy C20 Truck Chevy C20 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1984Chevy C20 Truck Chevy C20 Truck L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1985-1986Chevy C20 Truck Chevy C20 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1985-1986Chevy C20 Truck Chevy C20 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1986Chevy C20 Truck Chevy C20 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy C2500 Truck Chevy C2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy C2500 Truck Chevy C2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1991-1995Chevy C2500 Truck Chevy C2500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy C2500 Truck Chevy C2500 Truck V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy C2500 Truck Chevy C2500 Truck V8 5.0L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1988-1995Chevy C3500 Truck Chevy C3500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1988-1995Chevy C3500 Truck Chevy C3500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1982-1989Chevy Camaro Chevy Camaro V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1992Chevy Camaro Chevy Camaro V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1992Chevy Camaro Chevy Camaro V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1990-1992Chevy Camaro Chevy Camaro V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Chevy Caprice Chevy Caprice V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1993Chevy Caprice Chevy Caprice V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1993Chevy Caprice Chevy Caprice V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1986-1990Chevy Caprice Chevy Caprice V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982Chevy Cavalier Chevy Cavalier L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1989Chevy Cavalier Chevy Cavalier L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1989Chevy Cavalier Chevy Cavalier V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1990-1995Chevy Cavalier Chevy Cavalier L4 2.2L O2 Oxygen Sensor Walker Products 250-21001
1990-1994Chevy Cavalier Chevy Cavalier V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1995Chevy Cavalier Chevy Cavalier L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1996-1998Chevy Cavalier Chevy Cavalier L4 2.2L Upstream O2 Oxygen Sensor Walker Products 250-21001
1996-1998Chevy Cavalier Chevy Cavalier L4 2.4L Upstream O2 Oxygen Sensor Walker Products 250-21001
1982-1990Chevy Celebrity Chevy Celebrity L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1982-1989Chevy Celebrity Chevy Celebrity V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1990Chevy Celebrity Chevy Celebrity V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1980-1987Chevy Chevette Chevy Chevette L4 1.6L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Chevy Citation Chevy Citation V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1984-1985Chevy Citation II Chevy Citation II L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1984-1985Chevy Citation II Chevy Citation II V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1987-1989Chevy Corsica Chevy Corsica V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1987-1989Chevy Corsica Chevy Corsica L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1990-1993Chevy Corsica Chevy Corsica V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1990-1996Chevy Corsica Chevy Corsica L4 2.2L O2 Oxygen Sensor Walker Products 250-21001
1982Chevy Corvette Chevy Corvette V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1984-1993Chevy Corvette Chevy Corvette V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1982-1987Chevy El Camino Chevy El Camino V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1986-1987Chevy El Camino Chevy El Camino V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1995Chevy G10 Chevy G10 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1995Chevy G10 Chevy G10 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1984Chevy G10 Chevy G10 L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1985-1991Chevy G10 Chevy G10 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1995Chevy G20 Chevy G20 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1995Chevy G20 Chevy G20 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1984Chevy G20 Chevy G20 L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1985-1991Chevy G20 Chevy G20 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1995Chevy G30 Chevy G30 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1995Chevy G30 Chevy G30 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1984Chevy G30 Chevy G30 L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1985-1991Chevy G30 Chevy G30 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Chevy Impala Chevy Impala V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Chevy Impala Chevy Impala V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Chevy Impala Chevy Impala V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy K10 Truck Chevy K10 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1984Chevy K10 Truck Chevy K10 Truck L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1985-1986Chevy K10 Truck Chevy K10 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1985-1986Chevy K10 Truck Chevy K10 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy K1500 Truck Chevy K1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy K1500 Truck Chevy K1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy K1500 Truck Chevy K1500 Truck V8 5.0L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy K1500 Truck Chevy K1500 Truck V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy K20 Truck Chevy K20 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985Chevy K20 Truck Chevy K20 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy K2500 Truck Chevy K2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy K2500 Truck Chevy K2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Chevy K2500 Truck Chevy K2500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1991-1995Chevy K2500 Truck Chevy K2500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy K2500 Truck Chevy K2500 Truck V8 5.0L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy K2500 Truck Chevy K2500 Truck V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1988-1995Chevy K3500 Truck Chevy K3500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1988-1995Chevy K3500 Truck Chevy K3500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1993Chevy LLV (Postal Truck) Chevy LLV (Postal Truck) L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy LLV (Postal Truck) Chevy LLV (Postal Truck) L4 2.2L O2 Oxygen Sensor Walker Products 250-21001
1990-1992Chevy Lumina Chevy Lumina L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1990-1992Chevy Lumina Chevy Lumina V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1991-1993Chevy Lumina Chevy Lumina V6 3.4L O2 Oxygen Sensor Walker Products 250-21001
1993-1994Chevy Lumina Chevy Lumina V6 3.1L (excluding California Emissions) O2 Oxygen Sensor Walker Products 250-21001
1990-1995Chevy Lumina APV Chevy Lumina APV V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1992Chevy Lumina APV Chevy Lumina APV V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1983Chevy Malibu Chevy Malibu V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1983Chevy Malibu Chevy Malibu V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1997-1998Chevy Malibu Chevy Malibu L4 2.4L Upstream O2 Oxygen Sensor Walker Products 250-21001
1982-1984Chevy Monte Carlo Chevy Monte Carlo V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1988Chevy Monte Carlo Chevy Monte Carlo V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1986-1988Chevy Monte Carlo Chevy Monte Carlo V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1987-1989Chevy P20 Chevy P20 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1996Chevy P30 Chevy P30 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1990-1992Chevy P30 Chevy P30 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1987Chevy R1500 Truck Chevy R1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1987Chevy R1500 Truck Chevy R1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987Chevy R1500 Truck Chevy R1500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1987-1988Chevy R2500 Truck Chevy R2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987Chevy R2500 Truck Chevy R2500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1987Chevy R2500 Truck Chevy R2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1989Chevy R2500 Truck Chevy R2500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Chevy R3500 Truck Chevy R3500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Chevy R3500 Truck Chevy R3500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1982-1993Chevy S10 Pickup Chevy S10 Pickup V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Chevy S10 Pickup Chevy S10 Pickup L4 1.9L O2 Oxygen Sensor Walker Products 250-21001
1985-1993Chevy S10 Pickup Chevy S10 Pickup L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1988-1991Chevy S10 Pickup Chevy S10 Pickup V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1985-1988Chevy Spectrum Chevy Spectrum L4 1.5L O2 Oxygen Sensor Walker Products 250-21001
1987-1988Chevy Sprint Chevy Sprint L3 1.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy Suburban C10 Chevy Suburban C10 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy Suburban C10 Chevy Suburban C10 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1993Chevy Suburban C1500 Chevy Suburban C1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy Suburban C1500 Chevy Suburban C1500 V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy Suburban C20 Chevy Suburban C20 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy Suburban C20 Chevy Suburban C20 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1993Chevy Suburban C2500 Chevy Suburban C2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1995Chevy Suburban C2500 Chevy Suburban C2500 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy Suburban C2500 Chevy Suburban C2500 V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy Suburban K10 Chevy Suburban K10 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy Suburban K10 Chevy Suburban K10 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1993Chevy Suburban K1500 Chevy Suburban K1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy Suburban K1500 Chevy Suburban K1500 V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy Suburban K20 Chevy Suburban K20 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Chevy Suburban K20 Chevy Suburban K20 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1993Chevy Suburban K2500 Chevy Suburban K2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1995Chevy Suburban K2500 Chevy Suburban K2500 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995Chevy Suburban K2500 Chevy Suburban K2500 V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1987Chevy Suburban R10 Chevy Suburban R10 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1988Chevy Suburban R10 Chevy Suburban R10 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Chevy Suburban R1500 Chevy Suburban R1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1988Chevy Suburban R20 Chevy Suburban R20 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1988Chevy Suburban R20 Chevy Suburban R20 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1988-1991Chevy Suburban R2500 Chevy Suburban R2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1988-1991Chevy Suburban R2500 Chevy Suburban R2500 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1987-1988Chevy Suburban V10 Chevy Suburban V10 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Chevy Suburban V1500 Chevy Suburban V1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1988Chevy Suburban V20 Chevy Suburban V20 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1988Chevy Suburban V20 Chevy Suburban V20 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Chevy Suburban V2500 Chevy Suburban V2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Chevy Suburban V2500 Chevy Suburban V2500 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1995Chevy Tahoe Chevy Tahoe V8 5.7L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1987Chevy V1500 Truck Chevy V1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987Chevy V1500 Truck Chevy V1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987Chevy V1500 Truck Chevy V1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1987Chevy V2500 Truck Chevy V2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Chevy V3500 Truck Chevy V3500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Chevy V3500 Truck Chevy V3500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1983-1984GMC C1500 Truck GMC C1500 Truck L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC C1500 Truck 1983-86, 1988-93 GMC C1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985-1986GMC C1500 Truck 1985-86, 1988-93 GMC C1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1986GMC C1500 Truck 1985-86, 1988-93 GMC C1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC C1500 Truck 1985-86, 1988-93 GMC C1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC C1500 Truck 1985-86, 1988-93 GMC C1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC C1500 Truck 1983-86, 1988-93 GMC C1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC C1500 Truck GMC C1500 Truck V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC C1500 Truck GMC C1500 Truck V8 5.0L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC C2500 Truck 1983-86, 1988-93 GMC C2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1984GMC C2500 Truck GMC C2500 Truck L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC C2500 Truck 1983-86, 1988-93 GMC C2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985-1986GMC C2500 Truck GMC C2500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC C2500 Truck 1983-86, 1988-93 GMC C2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC C2500 Truck 1983-86, 1988-93 GMC C2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC C2500 Truck GMC C2500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1991-1995GMC C2500 Truck GMC C2500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC C2500 Truck GMC C2500 Truck V8 5.0L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC C2500 Truck GMC C2500 Truck V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1988-1995GMC C3500 Truck GMC C3500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1988-1995GMC C3500 Truck GMC C3500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1982-1984GMC Caballero GMC Caballero V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1987GMC Caballero GMC Caballero V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1986-1987GMC Caballero GMC Caballero V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1995GMC G1500 GMC G1500 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1984GMC G1500 GMC G1500 L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1983-1995GMC G1500 GMC G1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985-1991GMC G1500 GMC G1500 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1995GMC G2500 GMC G2500 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1995GMC G2500 GMC G2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985-1991GMC G2500 GMC G2500 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1995GMC G3500 GMC G3500 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1995GMC G3500 GMC G3500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985-1991GMC G3500 GMC G3500 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1996GMC G3500 GMC G3500 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1983-1991GMC Jimmy Full Size GMC Jimmy Full Size V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985-1987GMC Jimmy Full Size GMC Jimmy Full Size V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1988GMC Jimmy S-15 GMC Jimmy S-15 L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1983GMC Jimmy S-15 GMC Jimmy S-15 L4 1.9L O2 Oxygen Sensor Walker Products 250-21001
1983-1989GMC Jimmy S-15 GMC Jimmy S-15 V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1988-1991GMC Jimmy S-15 GMC Jimmy S-15 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1983-1984GMC K1500 Truck GMC K1500 Truck L6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC K1500 Truck 1983-86, 1988-93 GMC K1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985-1986GMC K1500 Truck 1985-86, 1988-93 GMC K1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC K1500 Truck 1985-86, 1988-93 GMC K1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC K1500 Truck 1983-86, 1988-93 GMC K1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC K1500 Truck GMC K1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC K1500 Truck GMC K1500 Truck V8 5.0L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC K1500 Truck GMC K1500 Truck L4 1.9L V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC K2500 Truck 1983-86, 1988-93 GMC K2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1985-1986GMC K2500 Truck 1985-86, 1988-93 GMC K2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC K2500 Truck GMC K2500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC K2500 Truck 1983-86, 1988-93 GMC K2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1988-1993GMC K2500 Truck 1985-86, 1988-93 GMC K2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1991-1995GMC K2500 Truck GMC K2500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC K2500 Truck GMC K2500 Truck V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC K2500 Truck GMC K2500 Truck V8 5.0L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1988-1995GMC K3500 Truck GMC K3500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1988-1995GMC K3500 Truck GMC K3500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1989GMC P2500 GMC P2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1995GMC P3500 GMC P3500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1990-1992GMC P3500 GMC P3500 V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1990-1995GMC P3500 GMC P3500 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1987GMC R1500 Truck GMC R1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987GMC R1500 Truck GMC R1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1987GMC R1500 Truck GMC R1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1989GMC R2500 Truck GMC R2500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1987GMC R2500 Truck GMC R2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1989GMC R2500 Truck GMC R2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1991GMC R3500 Truck GMC R3500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1987-1991GMC R3500 Truck GMC R3500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1982-1985GMC S-15 Pickup GMC S-15 Pickup L4 1.9L O2 Oxygen Sensor Walker Products 250-21001
1982-1990GMC S-15 Pickup GMC S-15 Pickup V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1985-1990GMC S-15 Pickup GMC S-15 Pickup L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1988-1990GMC S-15 Pickup GMC S-15 Pickup V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1991GMC S-15 Sonoma GMC S-15 Sonoma V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1991-1993GMC S-15 Sonoma GMC S-15 Sonoma V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1994-1998GMC S-15 Sonoma GMC S-15 Sonoma L4 2.2L Upstream O2 Oxygen Sensor Walker Products 250-21001
1985-1991GMC Safari GMC Safari V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1985-1990GMC Safari GMC Safari L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC Suburban C1500 GMC Suburban C1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC Suburban C1500 GMC Suburban C1500 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1992-1993GMC Suburban C1500 GMC Suburban C1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC Suburban C1500 GMC Suburban C1500 V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC Suburban C2500 GMC Suburban C2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1993GMC Suburban C2500 GMC Suburban C2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1995GMC Suburban C2500 GMC Suburban C2500 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC Suburban C2500 GMC Suburban C2500 V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC Suburban K1500 GMC Suburban K1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC Suburban K1500 GMC Suburban K1500 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1992-1993GMC Suburban K1500 GMC Suburban K1500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC Suburban K1500 GMC Suburban K1500 V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1983-1986GMC Suburban K2500 GMC Suburban K2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1993GMC Suburban K2500 GMC Suburban K2500 V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1995GMC Suburban K2500 GMC Suburban K2500 V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1994-1995GMC Suburban K2500 GMC Suburban K2500 V8 5.7L (excluding 4L60E 4 Speed Automatic Transmission) O2 Oxygen Sensor Walker Products 250-21001
1987GMC V1500 Truck GMC V1500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987GMC V1500 Truck GMC V1500 Truck V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1987GMC V1500 Truck GMC V1500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987GMC V2500 Truck GMC V2500 Truck V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1989GMC V2500 Truck GMC V2500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1987-1989GMC V2500 Truck GMC V2500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1987-1991GMC V3500 Truck GMC V3500 Truck V8 7.4L O2 Oxygen Sensor Walker Products 250-21001
1987-1991GMC V3500 Truck GMC V3500 Truck V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1992-1995GMC Yukon GMC Yukon V8 5.7L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1989-1994Geo Metro Geo Metro L3 1.0L O2 Oxygen Sensor Walker Products 250-21001
1989Geo Spectrum Geo Spectrum L4 1.5L O2 Oxygen Sensor Walker Products 250-21001
1990-1993Geo Storm Geo Storm L4 1.5L O2 Oxygen Sensor Walker Products 250-21001
1995-1996Hummer H1 Hummer H1 V8 5.7L Upstream O2 Oxygen Sensor Walker Products 250-21001
1989-1993Isuzu Amigo Isuzu Amigo L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1989-1992Isuzu Amigo Isuzu Amigo L4 2.6L O2 Oxygen Sensor Walker Products 250-21001
1996-1998Isuzu Hombre Isuzu Hombre L4 2.2L Upstream O2 Oxygen Sensor Walker Products 250-21001
1982-1984Isuzu I-Mark Isuzu I-Mark L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1985-1989Isuzu I-Mark Isuzu I-Mark L4 1.5L O2 Oxygen Sensor Walker Products 250-21001
1989Isuzu I-Mark Isuzu I-Mark L4 1.6L O2 Oxygen Sensor Walker Products 250-21001
1983-1987Isuzu Impulse Isuzu Impulse L4 1.9L O2 Oxygen Sensor Walker Products 250-21001
1985-1989Isuzu Impulse Isuzu Impulse L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1989Isuzu Impulse Isuzu Impulse L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1982Isuzu Pup Pickup Isuzu Pup Pickup L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1987Isuzu Pup Pickup Isuzu Pup Pickup L4 1.9L O2 Oxygen Sensor Walker Products 250-21001
1986-1987Isuzu Pup Pickup Isuzu Pup Pickup L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1992Isuzu Pup Pickup Isuzu Pup Pickup L4 2.6L O2 Oxygen Sensor Walker Products 250-21001
1988-1994Isuzu Pup Pickup Isuzu Pup Pickup L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1991-1994Isuzu Pup Pickup Isuzu Pup Pickup V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1993Isuzu Pup Pickup Isuzu Pup Pickup L4 2.6L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1991-1992Isuzu Rodeo Isuzu Rodeo L4 2.6L O2 Oxygen Sensor Walker Products 250-21001
1991-1992Isuzu Rodeo Isuzu Rodeo V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1993Isuzu Rodeo Isuzu Rodeo L4 2.6L 1 Wire Sensor O2 Oxygen Sensor Walker Products 250-21001
1991-1993Isuzu Stylus Isuzu Stylus L4 1.6L O2 Oxygen Sensor Walker Products 250-21001
1984-1985Isuzu Trooper Isuzu Trooper L4 1.9L O2 Oxygen Sensor Walker Products 250-21001
1986-1987Isuzu Trooper Isuzu Trooper L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1991Isuzu Trooper Isuzu Trooper L4 2.6L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Isuzu Trooper Isuzu Trooper V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1984-1986Jeep Cherokee Jeep Cherokee V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1986Jeep Comanche (MJ) Jeep Comanche (MJ) V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1987Jeep J Series Pickup (SJ) Jeep J Series Pickup (SJ) L6 4.2L O2 Oxygen Sensor Walker Products 250-21001
1984-1986Jeep Wagoneer Jeep Wagoneer V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1987Jeep Wagoneer Jeep Wagoneer L6 4.0L O2 Oxygen Sensor Walker Products 250-21001
1987-1990Jeep Wrangler Jeep Wrangler L6 4.2L O2 Oxygen Sensor Walker Products 250-21001
1982-1993Oldsmobile 88 Olds 88 V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Oldsmobile 98 Olds 98 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1992Oldsmobile 98 Olds 98 V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1992-1995Oldsmobile Achieva Olds Achieva L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1992-1993Oldsmobile Achieva Olds Achieva V6 3.3L O2 Oxygen Sensor Walker Products 250-21001
1996-1998Oldsmobile Achieva Olds Achieva L4 2.4L Upstream O2 Oxygen Sensor Walker Products 250-21001
1991Oldsmobile Bravada Olds Bravada V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1985-1987Oldsmobile Calais Olds Calais V6 3.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1987Oldsmobile Calais Olds Calais L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1987Oldsmobile Calais Olds Calais L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1992Oldsmobile Custom Cruiser Olds Custom Cruiser V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1992Oldsmobile Custom Cruiser Olds Custom Cruiser V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Oldsmobile Cutlass Calais Olds Cutlass Calais V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Oldsmobile Cutlass Calais Olds Cutlass Calais V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1991Oldsmobile Cutlass Calais Olds Cutlass Calais L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1988-1991Oldsmobile Cutlass Calais Olds Cutlass Calais L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1989-1991Oldsmobile Cutlass Calais Olds Cutlass Calais V6 3.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1992Oldsmobile Cutlass Ciera Olds Cutlass Ciera L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Oldsmobile Cutlass Ciera Olds Cutlass Ciera V6 3.0L O2 Oxygen Sensor Walker Products 250-21001
1984-1988Oldsmobile Cutlass Ciera Olds Cutlass Ciera V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1986-1989Oldsmobile Cutlass Ciera Olds Cutlass Ciera V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1989-1993Oldsmobile Cutlass Ciera Olds Cutlass Ciera V6 3.3L O2 Oxygen Sensor Walker Products 250-21001
1993-1995Oldsmobile Cutlass Ciera Olds Cutlass Ciera L4 2.2L O2 Oxygen Sensor Walker Products 250-21001
1996Oldsmobile Cutlass Ciera Olds Cutlass Ciera L4 2.2L Upstream O2 Oxygen Sensor Walker Products 250-21001
1982-1983Oldsmobile Cutlass Cruiser Olds Cutlass Cruiser V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1983Oldsmobile Cutlass Cruiser Olds Cutlass Cruiser V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1989Oldsmobile Cutlass Supreme FWD Olds Cutlass Supreme V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1989-1992Oldsmobile Cutlass Supreme FWD Olds Cutlass Supreme V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1990-1991Oldsmobile Cutlass Supreme FWD Olds Cutlass Supreme L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1991-1992Oldsmobile Cutlass Supreme FWD Olds Cutlass Supreme V6 3.4L O2 Oxygen Sensor Walker Products 250-21001
1993Oldsmobile Cutlass Supreme FWD Olds Cutlass Supreme V6 3.1L (excluding California Emissions) O2 Oxygen Sensor Walker Products 250-21001
1982-1987Oldsmobile Cutlass Supreme RWD Olds Cutlass Supreme RWD V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1988Oldsmobile Cutlass Supreme RWD Olds Cutlass Supreme RWD V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Oldsmobile Delta 88 Olds Delta 88 V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1991Oldsmobile Delta 88 Olds Delta 88 V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1992-1993Oldsmobile Delta 88-Royale Olds Delta 88-Royale V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Oldsmobile Firenza Olds Firenza L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1988Oldsmobile Firenza Olds Firenza L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1987Oldsmobile Firenza Olds Firenza V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Oldsmobile Omega Olds Omega L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Oldsmobile Omega Olds Omega V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1990-1994Oldsmobile Silhouette Olds Silhouette V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1992Oldsmobile Silhouette Olds Silhouette V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Oldsmobile Toronado Olds Toronado V6 4.1L O2 Oxygen Sensor Walker Products 250-21001
1982-1985Oldsmobile Toronado Olds Toronado V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Oldsmobile Toronado Olds Toronado V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1986-1992Oldsmobile Toronado Olds Toronado V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1987Pontiac 1000 Pontiac 1000 L4 1.6L O2 Oxygen Sensor Walker Products 250-21001
1983-1984Pontiac 2000 Pontiac 2000 L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1989Pontiac 6000 Pontiac 6000 V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1982-1991Pontiac 6000 Pontiac 6000 L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1988-1991Pontiac 6000 Pontiac 6000 V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1982-1991Pontiac Bonneville Pontiac Bonneville V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Pontiac Bonneville Pontiac Bonneville V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1984-1988Pontiac Fiero Pontiac Fiero L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1985-1988Pontiac Fiero Pontiac Fiero V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1980-1992Pontiac Firebird Pontiac Firebird V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1982-1989Pontiac Firebird Pontiac Firebird V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1987-1992Pontiac Firebird Pontiac Firebird V8 5.7L O2 Oxygen Sensor Walker Products 250-21001
1989Pontiac Firebird Pontiac Firebird V6 3.8L Turbo O2 Oxygen Sensor Walker Products 250-21001
1990-1992Pontiac Firebird Pontiac Firebird V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1993-1995Pontiac Firebird Pontiac Firebird V6 3.4L O2 Oxygen Sensor Walker Products 250-21001
1985-1987Pontiac Grand Am Pontiac Grand Am V6 3.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1991Pontiac Grand Am Pontiac Grand Am L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1987-1989Pontiac Grand Am Pontiac Grand Am L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1995Pontiac Grand Am Pontiac Grand Am L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1992-1993Pontiac Grand Am Pontiac Grand Am V6 3.3L O2 Oxygen Sensor Walker Products 250-21001
1999Pontiac Grand Am Pontiac Grand Am L4 2.4L without EGR Valve Upstream O2 Oxygen Sensor Walker Products 250-21001
1982-1987Pontiac Grand Prix Pontiac Grand Prix V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1987Pontiac Grand Prix Pontiac Grand Prix V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1986-1987Pontiac Grand Prix Pontiac Grand Prix V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1988-1989Pontiac Grand Prix Pontiac Grand Prix V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1989-1992Pontiac Grand Prix Pontiac Grand Prix V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1990-1991Pontiac Grand Prix Pontiac Grand Prix L4 2.3L O2 Oxygen Sensor Walker Products 250-21001
1991-1993Pontiac Grand Prix Pontiac Grand Prix V6 3.4L O2 Oxygen Sensor Walker Products 250-21001
1993Pontiac Grand Prix Pontiac Grand Prix V6 3.1L (excluding California Emissions) O2 Oxygen Sensor Walker Products 250-21001
1982-1984Pontiac J2000 Pontiac J2000 L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1983-1985Pontiac J2000 Pontiac J2000 V6 3.0L O2 Oxygen Sensor Walker Products 250-21001
1988-1993Pontiac LeMans Pontiac LeMans L4 1.6L O2 Oxygen Sensor Walker Products 250-21001
1989-1990Pontiac LeMans Pontiac LeMans L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1983-1986Pontiac Parisienne Pontiac Parisienne V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1986Pontiac Parisienne Pontiac Parisienne V6 4.3L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Pontiac Phoenix Pontiac Phoenix L4 2.5L O2 Oxygen Sensor Walker Products 250-21001
1982-1984Pontiac Phoenix Pontiac Phoenix V6 2.8L O2 Oxygen Sensor Walker Products 250-21001
1987-1989Pontiac Safari Pontiac Safari V8 5.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1994Pontiac Sunbird Pontiac Sunbird L4 2.0L O2 Oxygen Sensor Walker Products 250-21001
1985-1986Pontiac Sunbird Pontiac Sunbird L4 1.8L O2 Oxygen Sensor Walker Products 250-21001
1991-1994Pontiac Sunbird Pontiac Sunbird V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1995-1998Pontiac Sunfire Pontiac Sunfire L4 2.2L Upstream O2 Oxygen Sensor Walker Products 250-21001
1995Pontiac Sunfire Pontiac Sunfire L4 2.3L Upstream O2 Oxygen Sensor Walker Products 250-21001
1996-1998Pontiac Sunfire Pontiac Sunfire L4 2.4L Upstream O2 Oxygen Sensor Walker Products 250-21001
1990-1995Pontiac Trans Sport Pontiac Trans Sport V6 3.1L O2 Oxygen Sensor Walker Products 250-21001
1992Pontiac Trans Sport Pontiac Trans Sport V6 3.8L O2 Oxygen Sensor Walker Products 250-21001
1986-1987Renault Alliance Renault Alliance L4 1.4L O2 Oxygen Sensor Walker Products 250-21001
1986-1987Renault Alliance Renault Alliance L4 1.7L O2 Oxygen Sensor Walker Products 250-21001
1986Renault Encore Renault Encore L4 1.4L O2 Oxygen Sensor Walker Products 250-21001
1986Renault Encore Renault Encore L4 1.7L O2 Oxygen Sensor Walker Products 250-21001
1990-1992Suzuki Swift Suzuki Swift L4 1.3L O2 Oxygen Sensor Walker Products 250-21001
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Part #: WKEOS00001


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Walker Products
Brand #: 250-21001

How-to Video:

(03:08 min)