Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

GMC Sierra 2500 HD Fuel & Emissions

What year is your
Free Same Day Shipping

GMC Sierra 2500 HD Fuel & Emissions

Filter Results
  • Notify When Available

    VIDEO

    O2 Oxygen Sensor

    Replaces O2 Oxygen Sensor Walker Products 250-24267

    Brand: Walker Products - 250-24267

    $64.95
    Save 31%
    List $93.95 Save $29.00
  • Notify When Available
    04-05 Silverado Sierra 2500 3500 6.6L Duramax Diesel Injector Wiring Harness Repair Kit

    Replaces 2004-05 Chevrolet GMC Fuel Injector Harness Dorman OE Solutions 904-138

    Brand: Dorman OE Solutions - 904-138
    $239.95
    Save 31%
    List $346.95 Save $107.00
  • Notify When Available

    VIDEO

    SIERRA PICKUP 99-03 Pump Assembly; ID TCF w/Crimping Tool

    Replaces Chevrolet GMC Fuel Pump Kit TRQ FPA86516

    4 reviews
    Brand: TRQ - FPA86516

    • Kit Includes: (1) Wire Stripper / Crimper Tool
    • Kit Includes: (1) Fuel Pump & Sending Unit Module

    Out of Stock

    $ 83.95
  • Notify When Available
    12-17 GM FS Pickup, Van 2500-4500 w/6.6L Diesel Water In Fuel Sensor w/Drain Valve With Tool (Dm)

    Replaces Chevrolet GMC Water in Fuel Sensor DIY Solutions FLT00025

    Brand: DIY Solutions - FLT00025

    • Includes: Water Sensor Wrench
    • Kit Includes: (1) Water in Fuel Sensor
    • Kit Includes: (1) Water Sensor Wrench

    Out of Stock

    $ 52.45
  • Notify When Available
    01-07 Silverado, Sierra 2500; 01-10 3500 6.6L Diesel (Fuel Pump Mtd) Water Level w/ Wrench Tool

    Replaces Chevrolet GMC Water in Fuel Sensor DIY Solutions FLT00178

    Brand: DIY Solutions - FLT00178

    • Kit Includes: (1) Water in Fuel Sensor
    • Kit Includes: (1) Water Sensor Wrench

    Out of Stock

    $ 48.95
  • Notify When Available
    Fuel Pump Module Assembly

    Replaces Chevrolet GMC Fuel Pump Module Assembly Delphi FG0944

    Brand: Delphi - FG0944

    $212.95
    Save 35%
    List $328.95 Save $116.00
  • Notify When Available
    Fuel Injector

    Replaces Chevrolet GMC Fuel Injector Bosch 0445120082

    Brand: Bosch - 0445120082
    $624.95
    Save 33%
    List $932.95 Save $308.00
  • Notify When Available
    Fuel Injector

    Replaces Chevrolet GMC Fuel Injector Bosch 0445117008

    Brand: Bosch - 0445117008
    $519.95
    Save 33%
    List $775.95 Save $256.00
  • Notify When Available
    Fuel Injector

    Replaces Chevrolet GMC Fuel Injector Bosch 0445120027

    Brand: Bosch - 0445120027
    $519.95
    Save 33%
    List $776.95 Save $257.00
  • Notify When Available
    Fuel Injector Set

    Replaces Chevrolet GMC 8 Piece Fuel Injector Set Bosch 1AEEK01599

    Brand: Bosch - 1AEEK01599

    • Quantity: 8 Piece
    • Kit Includes: (8) Fuel Injectors
    $3,969.95
    Save 33%
    List $5,947.95 Save $1,978.00
1

...

11 12 13 14 15

...

22
Close



GMC is a registered trademark of General Motors Company. 1A Auto is not affiliated with or sponsored by GMC or General Motors Company. See all trademarks.
Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.