Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain
What year is your
Free Same Day Shipping

2003-2004 Chevrolet Trailblazer EXT Spark Plugs

Filter Results
  • Notify When Available

    VIDEO

    Spark Plug Set

    Replaces 6 Piece Spark Plug Set TRQ SPA02148

    17 reviews
    Brand: TRQ - SPA02148

    • Spark Plug Type: Iridium
    • Quantity: 6 Piece
    • Kit Includes: (6) Spark Plugs
    $51.95
    Save 12%
    List $58.95 Save $7.00
  • Notify When Available

    VIDEO

    Spark Plug Set

    Replaces 8 Piece Spark Plug Set TRQ SPA02136

    8 reviews
    Brand: TRQ - SPA02136

    • Spark Plug Type: Iridium
    • Quantity: 8 Piece
    • Kit Includes: (8) Spark Plugs
    $56.95
    Save 24%
    List $74.95 Save $18.00
  • Notify When Available

    VIDEO

    NGK G-Power Platinum Spark Plug Set of 8 (3186)

    Replaces 8 Piece G-Power Spark Plug Set NGK NGETK00033

    14 reviews
    Brand: NGK - NGETK00033

    • Spark Plug Type: Platinum
    • Quantity: 8 Piece
    • Product Line: G-Power
    • Kit Includes: (8) Spark Plugs
    $59.95
    Save 22%
    List $76.95 Save $17.00
  • Notify When Available

    VIDEO

    Picture coming soon

    Replaces Spark Plug ACDelco 17

    Brand: ACDelco - 17
    $13.95
    Save 58%
    List $32.95 Save $19.00
  • Notify When Available
    Picture coming soon

    Replaces Spark Plug ACDelco 41-834

    Brand: ACDelco - 41-834
    $15.95
    Save 57%
    List $36.95 Save $21.00
  • Notify When Available

    VIDEO

    NGK G-Power Premium Spark Plug (Set of 6) (5019)

    Replaces 6 Piece G-Power Spark Plug Set NGK NGETK00057

    8 reviews
    Brand: NGK - NGETK00057

    • Quantity: 6 Piece
    • Product Line: G-Power
    • Kit Includes: (6) Spark Plugs
    $48.95
    Save 31%
    List $70.95 Save $22.00
  • Notify When Available
    Picture coming soon

    Replaces Spark Plug ACDelco 6

    Brand: ACDelco - 6
    $13.95
    Save 59%
    List $33.95 Save $20.00
  • Notify When Available

    VIDEO

    98-12 GM Multifit Platinum Spark Plug 41-962 Set of 8 (AC Delco)

    Replaces 8 Piece Spark Plug Set ACDelco ACEEK00038

    3 reviews
    Brand: ACDelco - ACEEK00038

    • Spark Plug Type: Platinum
    • Quantity: 8 Piece
    • Kit Includes: (8) Spark Plugs
    $94.95
    Save 29%
    List $132.95 Save $38.00
  • Notify When Available

    VIDEO

    02-12 GM Multifit Iridium Spark Plug Set of 6 (AC Delco)

    Replaces 6 Piece Spark Plug Set ACDelco ACEEK00034

    2 reviews
    Brand: ACDelco - ACEEK00034

    • Spark Plug Type: Iridium
    • Quantity: 6 Piece
    • Kit Includes: (6) Spark Plugs
    $85.45
    Save 27%
    List $116.95 Save $31.50
  • Notify When Available
    Picture coming soon

    Replaces 6 Piece Spark Plug Set ACDelco ACETK00071

    Brand: ACDelco - ACETK00071

    • Quantity: 6 Piece
    $72.95
    Save 32%
    List $106.95 Save $34.00
1

...

1 2

...

2
Close



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.