2003 Mustang Parts

2003 Mustang Parts

Transform Your 2003 Mustang with Performance-Driven Kits and Components

2003 Mustang Parts

2003 Mustang Parts

Transform Your 2003 Mustang with Performance-Driven Kits and Components

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  1. CJ Classics Battery Master On/Off Switch Universal
    CJ Classics Battery Master On/Off Switch Universal
    Rating:
    91%
    $12.99
  2. Power Window Switch Driver Side Convertible Mustang 1994-2004
    Power Window Switch Driver Side Convertible Mustang 1994-2004
    Rating:
    95%
    $49.99
  3. Door Panel Cup Dark w/ Power Passenger Side Coupe/Convertible Mustang 99-04 Parchment
    Door Panel Cup Dark w/ Power Passenger Side Coupe/Convertible Mustang 99-04 Parchment
    Rating:
    100%
    $36.99
  4. Door Panel Cup Dark Charcoal Driver Side Mustang Convertible With Power 1999-04
    Door Panel Cup Dark Charcoal Driver Side Mustang Convertible With Power 1999-04
    Rating:
    79%
    $34.99
  5. Motor Mount Solid Steel Pair 4.6L Mustang 1996-2004
    Motor Mount Solid Steel Pair 4.6L Mustang 1996-2004
    Rating:
    87%
    $61.99
  6. MSBL9
    CJ Classics Lower Shift Boot With Metal Trim Ring Mustang 1979-2004
    Rating:
    97%
    $26.99
  7. Rear Side Rail Weatherstrip Pair Mustang Convertible 1994-2004
    Rear Side Rail Weatherstrip Pair Mustang Convertible 1994-2004
    Rating:
    100%
    $49.99
  8. BC18L
    Brake Caliper Remanufactured Rear Driver Side Mustang V6/GT 1994-2004
    Rating:
    100%
    $138.99
  9. Lug Nut Locking Set With Key Mustang 1965-2014
    Lug Nut Locking Set With Key Mustang 1965-2014
    Rating:
    96%
    $27.99
  10. Fog Light Assembly Ultra Clear Pair Mustang V6/GT 1999-2004/Mach 1 2003-2004
    Fog Light Assembly Ultra Clear Pair Mustang V6/GT 1999-2004/Mach 1 2003-2004
    Rating:
    97%
    $27.99
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2003 Mustang Parts

The 2003 Mustang saw two exciting trim variants. The first was the SVT Cobra. This trim featured torque and horsepower upgrades, independent rear suspension, special alloy wheels, and the Tremec 6-speed transmission. The second trim option was the return of the Mach 1, offering improved horsepower and retro interior stylings. Whether you drive the stock model SN95 or one of the exclusive trims, we offer parts to help upgrade or rebuild your Mustang.

A fresh set of racing seats will restore comfort to your interior and, depending on the set you choose, could offer benefits like harness slots and roll cage compatibility. These features are ideal if you plan to race your Mustang or participate in any autocross events.

Suspension upgrades like performance sway bars and coilovers are a must if you want to keep your car grounded during tight turns and hard corners. A solid set of brake pads and rotors are also a good idea if you want better control over your ride.

Swapping in a crate engine and adding a supercharger or cold air intake will provide enormous gains in horsepower and torque. While these upgrades tend to be difficult and time-consuming, the increased performance is more than worth the labor.

Not your Mustang’s model year? Check out parts for these SN95 Mustangs: 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, or 2004.