Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

2003 Isuzu Ascender Engine & Engine Management

What year is your
Free Same Day Shipping

2003 Isuzu Ascender Engine & Engine Management

Filter Results
  • Notify When Available

    VIDEO

    Drive Belt Component Kit

    Replaces 2003 Isuzu Ascender V8 5.3L with 105 Amp Alternator Option Serpentine Drive Belt Component Kit TRQ BPA04376

    2 reviews
    Brand: TRQ - BPA04376

    • Kit Includes: (1) Idler Pulley
    • Kit Includes: (1) Belt Tensioner
    • Kit Includes: (1) Belt
    $84.95
    Save 15%
    List $99.95 Save $15.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2003 Isuzu Ascender V8 5.3L with Round Style Coil 16 Piece Ignition Kit TRQ ICA71726

    Brand: TRQ - ICA71726

    • Kit Includes: (8) Spark Plugs
    • Quantity: 16 Piece
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    • Spark Plug Type: Iridium
    $197.95
    Save 24%
    List $259.95 Save $62.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available

    VIDEO

    98-06 GM Hummer Isuzu PU SUV Multifit 4.2L 4.8L 5.3L 5.7L 6.0L Knock Sensor PAIR

    Replaces 2003 Isuzu Ascender V8 5.3L 2 Piece Engine Knock Sensor Set TRQ ESA12268

    13 reviews
    Brand: TRQ - ESA12268

    • Quantity: 2 Piece
    • Kit Includes: (2) Engine Knock Sensors
    $36.95
    Save 23%
    List $47.95 Save $11.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 2003 Isuzu Ascender V8 5.3L with Round Style Coil 17 Piece Ignition Kit TRQ TKA06278

    1 reviews
    Brand: TRQ - TKA06278

    • Kit Includes: (1) Spark Plug Wire Set
    • Kit Includes: (8) Spark Plugs
    • Kit Includes: (8) Ignition Coils
    • Quantity: 17 Piece
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    • Spark Plug Type: Iridium
    $241.95
    Save 24%
    List $319.95 Save $78.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available
    Ignition Coil Set

    Replaces 2003 Isuzu Ascender L6 4.2L 6 Piece Performance Ignition Coil Set TRQ Performance ICA74474

    Brand: TRQ Performance - ICA74474

    • Ignition Coil Color: Red
    • Quantity: 6 Piece
    • Ignition Coil Type: Performance
    • Kit Includes: (6) Performance Ignition Coils
    $174.95
    Save 31%
    List $251.95 Save $77.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available

    VIDEO

    02-09 GM, Isuzu, Saab Mid Size SUV w/4.7L Hydraulic Front Engine Mount PAIR

    Replaces 2003 Isuzu Ascender L6 4.2L Front Driver & Passenger Side 2 Piece Engine Mount Set TRQ MTA71128

    9 reviews
    Brand: TRQ - MTA71128

    • Quantity: 2 Piece
    • Kit Includes: (1) Front Driver Side Engine Mount
    • Kit Includes: (1) Front Passenger Side Engine Mount
    $62.95
    Save 19%
    List $77.95 Save $15.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available

    VIDEO

    Drive Belt Component Kit

    Replaces 2003 Isuzu Ascender V8 5.3L 3 Piece Serpentine Drive Belt Component Kit TRQ BPA05104

    Brand: TRQ - BPA05104

    • Quantity: 3 Piece
    • Kit Includes: (1) Accessory Drive Belt Tensioner with Pulley
    • Kit Includes: (1) Serpentine Belt Idler Pulley
    • Kit Includes: (1) Serpentine Belt
    $76.95
    Save 28%
    List $106.95 Save $30.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available

    VIDEO

    Serpentine Belt

    Replaces 2003 Isuzu Ascender L6 4.2L with 150 Amp Alternator Option Serpentine Belt TRQ BPA05160

    Brand: TRQ - BPA05160

    $36.95
    Save 14%
    List $42.95 Save $6.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available

    VIDEO

    Engine Knock Sensor

    Replaces 2003 Isuzu Ascender V8 5.3L Engine Knock Sensor TRQ ESA53623

    5 reviews
    Brand: TRQ - ESA53623

    $25.95
    Save 28%
    List $35.95 Save $10.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

  • Notify When Available

    VIDEO

    Starter

    Replaces 2003 Isuzu Ascender L6 4.2L Starter TRQ STA03121

    6 reviews
    Brand: TRQ - STA03121

    $129.95
    Save 3%
    List $133.95 Save $4.00

    Guaranteed to Fit 2003 Isuzu Ascender

    Guaranteed to Fit 2003 Isuzu Ascender

1

...

1 2 3 4 5

...

13
Close



Isuzu is a registered trademark of Isuzu Motors Ltd. 1A Auto is not affiliated with or sponsored by Isuzu or Isuzu Motors Ltd. 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.