SEARCH BY VEHICLE:
Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

2003 Chevrolet Silverado 1500 Engine & Engine Management

What year is your
Free Same Day Shipping

2003 Chevrolet Silverado 1500 Engine & Engine Management

Filter Results
  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 16 Piece Ignition Kit TRQ ICA71730

    Brand: TRQ
    - ICA71730

    • Kit Includes: (8) Spark Plugs
    • Quantity: 16 Piece
    • Spark Plug Type: Iridium
    • Kit Includes: (1) Ignition Coil Set
    $219.95
    Save 29%
    List $309.95 Save $90.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 16 Piece Ignition Kit TRQ ICA71730

    VIDEO

    Ignition Kit
    Brand: TRQ - ICA71730
    • Kit Includes: (8) Spark Plugs
    • Quantity: 16 Piece
    • Spark Plug Type: Iridium
    • Kit Includes: (1) Ignition Coil Set
    $219.95
    Save 29%
    List $309.95 Save $90.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces 16 Piece Ignition Kit TRQ ICA71726

    1 reviews
    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
    $199.95
    Save 31%
    List $288.95 Save $89.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 16 Piece Ignition Kit TRQ ICA71726

    VIDEO

    Kit image
    1 reviews
    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
    $199.95
    Save 31%
    List $288.95 Save $89.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Valve Cover

    Replaces Valve Cover TRQ VCA93414

    2 reviews
    Brand: TRQ
    - VCA93414

    • Includes: Gaskets
    $99.95
    Save 12%
    List $113.95 Save $14.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Valve Cover TRQ VCA93414

    VIDEO

    Valve Cover
    2 reviews
    Brand: TRQ - VCA93414
    • Includes: Gaskets
    $99.95
    Save 12%
    List $113.95 Save $14.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2003 Chevrolet Silverado 1500 V6 4.3L 7 Piece Ignition Kit DIY Solutions IGN01229

    Brand: DIY Solutions
    - IGN01229

    • Quantity: 7 Piece
    • Kit Includes: (1) Spark Plug Wire Set
    • Kit Includes: (6) G-Power Spark Plugs
    $84.95
    Save 23%
    List $110.95 Save $26.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 V6 4.3L 7 Piece Ignition Kit DIY Solutions IGN01229

    VIDEO

    Kit image
    Brand: DIY Solutions - IGN01229
    • Quantity: 7 Piece
    • Kit Includes: (1) Spark Plug Wire Set
    • Kit Includes: (6) G-Power Spark Plugs
    $84.95
    Save 23%
    List $110.95 Save $26.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces 17 Piece Ignition Kit DIY Solutions IGN01183

    22 reviews
    Brand: DIY Solutions
    - IGN01183

    • Quantity: 17 Piece
    • Kit Includes: (1) Spark Plug Wire Set
    • Kit Includes: (8) Ignition Coils
    • Kit Includes: (8) G-Power Spark Plugs
    $234.95
    Save 28%
    List $327.95 Save $93.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 17 Piece Ignition Kit DIY Solutions IGN01183

    VIDEO

    Kit image
    22 reviews
    Brand: DIY Solutions - IGN01183
    • Quantity: 17 Piece
    • Kit Includes: (1) Spark Plug Wire Set
    • Kit Includes: (8) Ignition Coils
    • Kit Includes: (8) G-Power Spark Plugs
    $234.95
    Save 28%
    List $327.95 Save $93.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces 17 Piece Ignition Kit DIY Solutions IGN01168

    14 reviews
    Brand: DIY Solutions
    - IGN01168

    • Ignition Coil Style: Square Style
    • Kit Includes: (1) Spark Plug Wire Set
    • Quantity: 17 Piece
    • Kit Includes: (1) Ignition Coil Set
    • Kit Includes: (8) G-Power Spark Plugs
    $259.95
    Save 25%
    List $346.95 Save $87.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 17 Piece Ignition Kit DIY Solutions IGN01168

    VIDEO

    Kit image
    14 reviews
    Brand: DIY Solutions - IGN01168
    • Ignition Coil Style: Square Style
    • Kit Includes: (1) Spark Plug Wire Set
    • Quantity: 17 Piece
    • Kit Includes: (1) Ignition Coil Set
    • Kit Includes: (8) G-Power Spark Plugs
    $259.95
    Save 25%
    List $346.95 Save $87.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Valve Cover

    Replaces Passenger Side Valve Cover TRQ VCA88774

    Brand: TRQ
    - VCA88774

    $69.95
    Save 27%
    List $95.95 Save $26.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Passenger Side Valve Cover TRQ VCA88774

    VIDEO

    Valve Cover
    Brand: TRQ - VCA88774
    $69.95
    Save 27%
    List $95.95 Save $26.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Valve Cover

    Replaces Driver Side Valve Cover TRQ VCA88773

    Brand: TRQ
    - VCA88773

    $89.95
    Save 15%
    List $105.95 Save $16.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces Driver Side Valve Cover TRQ VCA88773

    VIDEO

    Valve Cover
    Brand: TRQ - VCA88773
    $89.95
    Save 15%
    List $105.95 Save $16.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 10 Piece Ignition Kit TRQ Performance TKA36300

    Brand: TRQ Performance
    - TKA36300

    • Quantity: 10 Piece
    • Ignition Coil Color: Red
    • Kit Includes: (2) Valve Covers
    • Ignition Coil Type: Performance
    • Kit Includes: (8) Performance Ignition Coils
    $329.95
    Save 20%
    List $412.95 Save $83.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 10 Piece Ignition Kit TRQ Performance TKA36300

    VIDEO

    Ignition Kit
    Brand: TRQ Performance - TKA36300
    • Quantity: 10 Piece
    • Ignition Coil Color: Red
    • Kit Includes: (2) Valve Covers
    • Ignition Coil Type: Performance
    • Kit Includes: (8) Performance Ignition Coils
    $329.95
    Save 20%
    List $412.95 Save $83.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2003 Chevrolet Silverado 1500 V6 4.3L 2 Piece Ignition Kit TRQ TKA43608

    Brand: TRQ
    - TKA43608

    • Kit Includes: (1) Spark Plug Wire Set
    • Quantity: 2 Piece
    • Kit Includes: (1) Distributor
    $109.95
    Save 29%
    List $155.95 Save $46.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Replaces 2003 Chevrolet Silverado 1500 V6 4.3L 2 Piece Ignition Kit TRQ TKA43608

    VIDEO

    Kit image
    Brand: TRQ - TKA43608
    • Kit Includes: (1) Spark Plug Wire Set
    • Quantity: 2 Piece
    • Kit Includes: (1) Distributor
    $109.95
    Save 29%
    List $155.95 Save $46.00

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

    Guaranteed to Fit 2003 Chevrolet Silverado 1500

1

...

8 9 10 11 12

...

16
Close



Chevrolet is a registered trademark of General Motors Company. 1A Auto is not affiliated with or sponsored by Chevrolet 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