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

    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 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 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
    $27.95
    Save 20%
    List $34.95 Save $7.00

    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
    $27.95
    Save 20%
    List $34.95 Save $7.00

    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

    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

    00-11 Ford Multifit w/L4; 01-10 Mazda B2300; 05-08 Mariner w/2.3L Throttle Position Sensor

    Replaces Throttle Position Sensor TRQ ESA94898

    3 reviews
    Brand: TRQ
    - ESA94898

    $23.00
    Save 28%
    List $31.95 Save $8.95

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces Throttle Position Sensor TRQ ESA94898

    VIDEO

    00-11 Ford Multifit w/L4; 01-10 Mazda B2300; 05-08 Mariner w/2.3L Throttle Position Sensor
    3 reviews
    Brand: TRQ - ESA94898
    $23.00
    Save 28%
    List $31.95 Save $8.95

    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
    $84.95
    Save 40%
    List $140.95 Save $56.00

    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
    $84.95
    Save 40%
    List $140.95 Save $56.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    Transmission Mount

    Replaces Driver Side Transmission Mount TRQ MTA70747

    1 reviews
    Brand: TRQ
    - MTA70747

    • Includes: Bracket
    $54.95
    Save 14%
    List $63.95 Save $9.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces Driver Side Transmission Mount TRQ MTA70747

    VIDEO

    Transmission Mount
    1 reviews
    Brand: TRQ - MTA70747
    • Includes: Bracket
    $54.95
    Save 14%
    List $63.95 Save $9.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

  • Notify When Available

    VIDEO

    Kit image

    Replaces 2003 Ford Focus L4 2.3L 4 Piece Ignition Coil Set TRQ ICA61540

    28 reviews
    Brand: TRQ
    - ICA61540

    • Quantity: 4 Piece
    • Kit Includes: (4) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $76.95
    Save 13%
    List $87.95 Save $11.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

    Replaces 2003 Ford Focus L4 2.3L 4 Piece Ignition Coil Set TRQ ICA61540

    VIDEO

    Kit image
    28 reviews
    Brand: TRQ - ICA61540
    • Quantity: 4 Piece
    • Kit Includes: (4) Ignition Coils
    • Ignition Coil Type: Direct Replacement
    • Ignition Coil Color: Black
    $76.95
    Save 13%
    List $87.95 Save $11.00

    Guaranteed to Fit 2003 Ford Focus

    Guaranteed to Fit 2003 Ford Focus

1

...

1 2 3 4 5

...

8
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.