Enter Vehicle Year Make Model

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

Year
Make
Model
Options
Drivetrain

2004 Subaru Legacy Spark Plugs

What year is your
Free Same Day Shipping

2004 Subaru Legacy Spark Plugs

Filter Results
  • Notify When Available

    VIDEO

    Spark Plug Set

    Replaces 2004 Subaru Legacy H4 2.5L 4 Piece Spark Plug Set TRQ SPA02194

    6 reviews
    Brand: TRQ - SPA02194

    • Quantity: 4 Piece
    • Spark Plug Type: Iridium
    • Kit Includes: (4) Spark Plugs
    $44.95
    Save 10%
    List $49.95 Save $5.00

    Guaranteed to Fit 2004 Subaru Legacy

    Guaranteed to Fit 2004 Subaru Legacy

  • Notify When Available

    VIDEO

    NGK G-Power Platinum Spark Plug Set of 4 (7090)

    Replaces 2004 Subaru Legacy H4 2.5L 4 Piece G-Power Spark Plug Set NGK NGETK00018

    6 reviews
    Brand: NGK - NGETK00018

    • Spark Plug Type: Platinum
    • Quantity: 4 Piece
    • Product Line: G-Power
    • Kit Includes: (4) Spark Plugs
    $30.95
    Save 33%
    List $45.95 Save $15.00

    Guaranteed to Fit 2004 Subaru Legacy

    Guaranteed to Fit 2004 Subaru Legacy

  • Notify When Available
    Picture coming soon

    Replaces 2004 Subaru Legacy H4 2.5L Gap 0.044 (in) Spark Plug ACDelco 41-602

    Brand: ACDelco - 41-602
    $12.95
    Save 55%
    List $28.95 Save $16.00

    Guaranteed to Fit 2004 Subaru Legacy

    Guaranteed to Fit 2004 Subaru Legacy

  • Notify When Available

    VIDEO

    Spark Plug (Set of 4)

    Replaces 2004 Subaru Legacy H4 2.5L 4 Piece Laser Platinum Spark Plug Set NGK NGETK00094

    2 reviews
    Brand: NGK - NGETK00094

    • Product Line: Laser Platinum
    • Quantity: 4 Piece
    • Kit Includes: (4) Spark Plugs
    $47.95
    Save 28%
    List $66.95 Save $19.00

    Guaranteed to Fit 2004 Subaru Legacy

    Guaranteed to Fit 2004 Subaru Legacy

  • Notify When Available
    Picture coming soon

    Replaces 2004 Subaru Legacy H4 2.5L Gap 0.044 (in) 4 Piece Spark Plug Set ACDelco ACETK00197

    Brand: ACDelco - ACETK00197

    • Quantity: 4 Piece
    $36.95
    Save 32%
    List $53.95 Save $17.00

    Guaranteed to Fit 2004 Subaru Legacy

    Guaranteed to Fit 2004 Subaru Legacy

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.