Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

2003 GMC Envoy XL Engine & Engine Management

What year is your
Free Same Day Shipping

2003 GMC Envoy XL Engine & Engine Management

Filter Results
  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 2003 GMC Envoy XL 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 22%
    List $311.95 Save $70.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available

    VIDEO

    Drive Belt Component Kit

    Replaces 2003 GMC Envoy XL 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 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available
    Ignition Kit

    Replaces 2003 GMC Envoy XL L6 4.2L 12 Piece Performance Ignition Kit TRQ Performance TKA74736

    1 reviews
    Brand: TRQ Performance - TKA74736

    • Ignition Coil Color: Red
    • Kit Includes: (6) Spark Plugs
    • Quantity: 12 Piece
    • Ignition Coil Type: Performance
    • Kit Includes: (6) Ignition Coils
    $199.95
    Save 32%
    List $294.95 Save $95.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available

    VIDEO

    Starter

    Replaces 2003 GMC Envoy XL L6 4.2L Starter TRQ STA03121

    6 reviews
    Brand: TRQ - STA03121

    $118.95
    Save 11%
    List $133.95 Save $15.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available

    VIDEO

    Pulley

    Replaces 2003 GMC Envoy XL L6 4.2L Pulley TRQ BPA03846

    1 reviews
    Brand: TRQ - BPA03846

    • Pulley Type: Smooth
    $29.95
    Save 14%
    List $34.95 Save $5.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available

    VIDEO

    Spark Plug Wire Set

    Replaces 2003 GMC Envoy XL V8 5.3L Spark Plug Wire Set TRQ IWA69030

    2 reviews
    Brand: TRQ - IWA69030

    $61.95
    Save 27%
    List $84.95 Save $23.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2003 GMC Envoy XL V8 5.3L 8th Vin Digit P Spark Plug Wire Heat Shield 8 Piece Set TRQ IWA69909

    1 reviews
    Brand: TRQ - IWA69909

    • Quantity: 8 Piece Set
    • Kit Includes: (2) Spark Plug Wire Heat Shields
    $32.95
    Save 21%
    List $41.95 Save $9.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available
    Kit image

    Replaces 2003 GMC Envoy XL V8 5.3L 9 Piece Performance Ignition Kit TRQ Performance TKA05728

    Brand: TRQ Performance - TKA05728

    • Kit Includes: (1) Spark Plug Wire Set
    • Product Line: Performance
    • Kit Includes: (8) Spark Plugs
    • Quantity: 9 Piece
    • Spark Plug Type: Iridium
    $99.95
    Save 21%
    List $126.95 Save $27.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available

    VIDEO

    01-04 Avanti; 97-11 GM; 03-10 Hummer; 03-06 Isuzu; 05-09 Saab 9-7X w/V8 Oil Pan Gasket

    Replaces 2003 GMC Envoy XL Oil Pan Gasket TRQ SGA11385

    4 reviews
    Brand: TRQ - SGA11385

    $64.95
    Save 30%
    List $92.95 Save $28.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

  • Notify When Available

    VIDEO

    Engine Knock Sensor Harness

    Replaces 2003 GMC Envoy XL V8 5.3L with Dual Connectors with Grommets Engine Knock Sensor Harness TRQ ESA94916

    4 reviews
    Brand: TRQ - ESA94916

    $30.95
    Save 16%
    List $36.95 Save $6.00

    Guaranteed to Fit 2003 GMC Envoy XL

    Guaranteed to Fit 2003 GMC Envoy XL

1

...

2 3 4 5 6

...

16
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.