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 Ford Focus Engine & Engine Management

What year is your
Free Same Day Shipping

2003 Ford Focus Engine & Engine Management

Filter Results
  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 2003 Ford Focus L4 2.3L Ignition Kit TRQ ICA71929

    11 reviews
    Brand: TRQ
    - ICA71929

    • Spark Plug Type: Iridium
    • Kit Includes: (4) Spark Plugs
    • Kit Includes: (4) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $91.95
    Save 17%
    List $110.95 Save $19.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus L4 2.3L Ignition Kit TRQ ICA71929

    VIDEO

    Ignition Kit
    11 reviews
    Brand: TRQ - ICA71929
    • Spark Plug Type: Iridium
    • Kit Includes: (4) Spark Plugs
    • Kit Includes: (4) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $91.95
    Save 17%
    List $110.95 Save $19.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    Ignition Kit

    Replaces 2003 Ford Focus L4 2.3L 8 Piece Performance Ignition Kit TRQ Performance TKA39835

    3 reviews
    Brand: TRQ Performance
    - TKA39835

    • Kit Includes: (4) Spark Plugs
    • Quantity: 8 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Kit Includes: (4) Performance Ignition Coils
    $94.95
    Save 33%
    List $140.95 Save $46.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus L4 2.3L 8 Piece Performance Ignition Kit TRQ Performance TKA39835

    VIDEO

    Ignition Kit
    3 reviews
    Brand: TRQ Performance - TKA39835
    • Kit Includes: (4) Spark Plugs
    • Quantity: 8 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Kit Includes: (4) Performance Ignition Coils
    $94.95
    Save 33%
    List $140.95 Save $46.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    96-08 Chevy; 98-09 Ford; 96-08 GMC; 97-07 Mercury; 96-01 Olds Idler Pulley

    Replaces Serpentine Belt Idler Pulley TRQ BPA02990

    Brand: TRQ
    - BPA02990

    $25.95
    Save 28%
    List $35.95 Save $10.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces Serpentine Belt Idler Pulley TRQ BPA02990

    VIDEO

    96-08 Chevy; 98-09 Ford; 96-08 GMC; 97-07 Mercury; 96-01 Olds Idler Pulley
    Brand: TRQ - BPA02990
    $25.95
    Save 28%
    List $35.95 Save $10.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    Ignition Coil Set

    Replaces 2003 Ford Focus L4 2.3L 4 Piece Performance Ignition Coil Set TRQ Performance ICA39828

    Brand: TRQ Performance
    - ICA39828

    • Quantity: 4 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Kit Includes: (4) Performance Ignition Coils
    $69.95
    Save 39%
    List $113.95 Save $44.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus L4 2.3L 4 Piece Performance Ignition Coil Set TRQ Performance ICA39828

    VIDEO

    Ignition Coil Set
    Brand: TRQ Performance - ICA39828
    • Quantity: 4 Piece
    • Ignition Coil Type: Performance
    • Ignition Coil Color: Red
    • Kit Includes: (4) Performance Ignition Coils
    $69.95
    Save 39%
    List $113.95 Save $44.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    2001-07 Ford Mazda Mercury Multifit Coolant Temperature Sensor

    Replaces 2003 Ford Focus Coolant Temperature Sensor TRQ ECA92510

    2 reviews
    Brand: TRQ
    - ECA92510
    $24.95
    Save 29%
    List $34.95 Save $10.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus Coolant Temperature Sensor TRQ ECA92510

    VIDEO

    2001-07 Ford Mazda Mercury Multifit Coolant Temperature Sensor
    2 reviews
    Brand: TRQ - ECA92510
    $24.95
    Save 29%
    List $34.95 Save $10.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    Pulley

    Replaces Pulley 2 Piece Set TRQ BPA06454

    1 reviews
    Brand: TRQ
    - BPA06454

    • Quantity: 2 Piece Set
    • Kit Includes: (2) Pulleys
    $46.95
    Save 25%
    List $62.95 Save $16.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces Pulley 2 Piece Set TRQ BPA06454

    VIDEO

    Pulley
    1 reviews
    Brand: TRQ - BPA06454
    • Quantity: 2 Piece Set
    • Kit Includes: (2) Pulleys
    $46.95
    Save 25%
    List $62.95 Save $16.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    00-07 Ford Focus w/2.0L RR; 10-12 Transit Connect w/2.0L Engine Torque Strut Mount

    Replaces 2003 Ford Focus Rear Passenger Side Engine Torque Strut Mount TRQ MTA70708

    1 reviews
    Brand: TRQ
    - MTA70708
    $39.95
    Save 18%
    List $48.95 Save $9.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus Rear Passenger Side Engine Torque Strut Mount TRQ MTA70708

    VIDEO

    00-07 Ford Focus w/2.0L RR; 10-12 Transit Connect w/2.0L Engine Torque Strut Mount
    1 reviews
    Brand: TRQ - MTA70708
    $39.95
    Save 18%
    List $48.95 Save $9.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    Spark Plug Set

    Replaces 2003 Ford Focus L4 2.3L 4 Piece Spark Plug Set TRQ SPA02193

    2 reviews
    Brand: TRQ
    - SPA02193

    • Quantity: 4 Piece
    • Spark Plug Type: Iridium
    • Kit Includes: (4) Spark Plugs
    $44.95
    Save 22%
    List $57.95 Save $13.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus L4 2.3L 4 Piece Spark Plug Set TRQ SPA02193

    VIDEO

    Spark Plug Set
    2 reviews
    Brand: TRQ - SPA02193
    • Quantity: 4 Piece
    • Spark Plug Type: Iridium
    • Kit Includes: (4) Spark Plugs
    $44.95
    Save 22%
    List $57.95 Save $13.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    Spark Plug Set

    Replaces 2003 Ford Focus SVT L4 2.0L 4 Piece Spark Plug Set TRQ SPA02176

    1 reviews
    Brand: TRQ
    - SPA02176

    • Quantity: 4 Piece
    • Spark Plug Type: Iridium
    • Kit Includes: (4) Spark Plugs
    $44.95
    Save 24%
    List $58.95 Save $14.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus SVT L4 2.0L 4 Piece Spark Plug Set TRQ SPA02176

    VIDEO

    Spark Plug Set
    1 reviews
    Brand: TRQ - SPA02176
    • Quantity: 4 Piece
    • Spark Plug Type: Iridium
    • Kit Includes: (4) Spark Plugs
    $44.95
    Save 24%
    List $58.95 Save $14.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    Starter

    Replaces 2003 Ford Focus L4 2.3L Starter TRQ STA05175

    7 reviews
    Brand: TRQ
    - STA05175

    $115.95
    Save 33%
    List $171.95 Save $56.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus L4 2.3L Starter TRQ STA05175

    VIDEO

    Starter
    7 reviews
    Brand: TRQ - STA05175
    $115.95
    Save 33%
    List $171.95 Save $56.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

1

...

1 2 3 4 5

...

9
Close



Ford is a registered trademark of Ford Motor Company. 1A Auto is not affiliated with or sponsored by Ford or Ford Motor 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.