SEARCH BY VEHICLE:
Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

2021 GMC Sierra 1500 Engine & Engine Management

What year is your
Free Same Day Shipping

2021 GMC Sierra 1500 Engine & Engine Management

Filter Results
  • Notify When Available

    VIDEO

    Spark Plug Wire Set

    Replaces Spark Plug Wire Set TRQ IWA69075

    3 reviews
    Brand: TRQ
    - IWA69075

    $59.95
    Save 22%
    List $76.95 Save $17.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces Spark Plug Wire Set TRQ IWA69075

    VIDEO

    Spark Plug Wire Set
    3 reviews
    Brand: TRQ - IWA69075
    $59.95
    Save 22%
    List $76.95 Save $17.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available

    VIDEO

    Performance Ignition Coil Kit (8pc)

    Replaces 8 Piece Ignition Coil Set TRQ Performance ICA64244

    15 reviews
    Brand: TRQ Performance
    - ICA64244

    • Quantity: 8 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Kit Includes: (8) Performance Ignition Coils
    $244.95
    Save 11%
    List $274.95 Save $30.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces 8 Piece Ignition Coil Set TRQ Performance ICA64244

    VIDEO

    Performance Ignition Coil Kit (8pc)
    15 reviews
    Brand: TRQ Performance - ICA64244
    • Quantity: 8 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Kit Includes: (8) Performance Ignition Coils
    $244.95
    Save 11%
    List $274.95 Save $30.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces Ignition Kit TRQ Performance ICA30516

    3 reviews
    Brand: TRQ Performance
    - ICA30516

    • Ignition Coil Color: Red
    • Ignition Coil Type: Performance
    • Kit Includes: (1) Performance Spark Plug Wire Set
    • Kit Includes: (8) Performance Ignition Coils
    $259.95
    Save 14%
    List $302.95 Save $43.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces Ignition Kit TRQ Performance ICA30516

    VIDEO

    Kit image
    3 reviews
    Brand: TRQ Performance - ICA30516
    • Ignition Coil Color: Red
    • Ignition Coil Type: Performance
    • Kit Includes: (1) Performance Spark Plug Wire Set
    • Kit Includes: (8) Performance Ignition Coils
    $259.95
    Save 14%
    List $302.95 Save $43.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available

    VIDEO

    Spark Plug Wire Set

    Replaces Performance Spark Plug Wire Set TRQ Performance IWA60234

    Brand: TRQ Performance
    - IWA60234

    • Product Line: Performance
    $64.95
    Save 24%
    List $84.95 Save $20.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces Performance Spark Plug Wire Set TRQ Performance IWA60234

    VIDEO

    Spark Plug Wire Set
    Brand: TRQ Performance - IWA60234
    • Product Line: Performance
    $64.95
    Save 24%
    List $84.95 Save $20.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available
    Spark Plug Wire Set

    Replaces 2021 GMC Sierra 1500 V6 4.3L Spark Plug Wire Set TRQ IWA69114

    1 reviews
    Brand: TRQ
    - IWA69114

    $54.95
    Save 20%
    List $68.95 Save $14.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces 2021 GMC Sierra 1500 V6 4.3L Spark Plug Wire Set TRQ IWA69114

    Spark Plug Wire Set
    1 reviews
    Brand: TRQ - IWA69114
    $54.95
    Save 20%
    List $68.95 Save $14.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces 8 Piece Ignition Coil Set TRQ ICA64451

    2 reviews
    Brand: TRQ
    - ICA64451

    • Quantity: 8 Piece
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $189.95
    Save 23%
    List $247.95 Save $58.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces 8 Piece Ignition Coil Set TRQ ICA64451

    VIDEO

    Kit image
    2 reviews
    Brand: TRQ - ICA64451
    • Quantity: 8 Piece
    • Kit Includes: (8) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $189.95
    Save 23%
    List $247.95 Save $58.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available

    VIDEO

    Ignition Coil

    Replaces Ignition Coil TRQ ICA64180

    2 reviews
    Brand: TRQ
    - ICA64180

    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $49.95
    Save 11%
    List $55.95 Save $6.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces Ignition Coil TRQ ICA64180

    VIDEO

    Ignition Coil
    2 reviews
    Brand: TRQ - ICA64180
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $49.95
    Save 11%
    List $55.95 Save $6.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available

    VIDEO

    Serpentine Belt

    Replaces Heavy Duty Serpentine Belt TRQ BPA03708

    1 reviews
    Brand: TRQ
    - BPA03708

    • Product Grade: Heavy Duty
    $25.95
    Save 26%
    List $34.95 Save $9.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces Heavy Duty Serpentine Belt TRQ BPA03708

    VIDEO

    Serpentine Belt
    1 reviews
    Brand: TRQ - BPA03708
    • Product Grade: Heavy Duty
    $25.95
    Save 26%
    List $34.95 Save $9.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available
    Serpentine Belt Idler Pulley

    Replaces Serpentine Belt Idler Pulley TRQ BPA77501

    Brand: TRQ
    - BPA77501

    $39.95
    Save 25%
    List $52.95 Save $13.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces Serpentine Belt Idler Pulley TRQ BPA77501

    Serpentine Belt Idler Pulley
    Brand: TRQ - BPA77501
    $39.95
    Save 25%
    List $52.95 Save $13.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

  • Notify When Available
    Ignition Coil

    Replaces 2021 GMC Sierra 1500 L4 2.7L Ignition Coil TRQ ICA70984

    Brand: TRQ
    - ICA70984

    • Ignition Coil Color: Black
    • Ignition Coil Type: Direct Replacement
    $54.95
    Save 29%
    List $76.95 Save $22.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

    Replaces 2021 GMC Sierra 1500 L4 2.7L Ignition Coil TRQ ICA70984

    Ignition Coil
    Brand: TRQ - ICA70984
    • Ignition Coil Color: Black
    • Ignition Coil Type: Direct Replacement
    $54.95
    Save 29%
    List $76.95 Save $22.00

    Guaranteed to Fit 2021 GMC Sierra 1500

    Guaranteed to Fit 2021 GMC Sierra 1500

1

...

1 2 3 4

...

4
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
Select Your Vehicle

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

Year
Make
Model
Options
Drivetrain

This part does not fit a

.
Show parts that fit