THE WRX FOUNDATION

The base platform that gave the world the WRX and STI — and a strong tuner scene of its own.

Subaru Impreza HERITAGE

THE BOXER-AWD COMPACT

The Subaru Impreza is the base car beneath the WRX, but enthusiasts have been modifying the naturally-aspirated 2.0 / 2.5 base Imprezas for decades. AWD architecture, boxer engine layout, and Subaru's flat-four soundtrack come standard.

MOTORMIA Impreza builds include rally-spec dirt cars, autocross weekend cars, daily-driver Outback Sport conversions, and budget tuner builds. Many WRX bolt-on parts (intakes, exhausts, suspension) cross-fit the Impreza chassis with minor adapters.

Subaru Impreza ON MOTORMIA

THE NUMBERS

5,779
Parts that fit
4,000+
MOTORMIA Builds
PowerStop
#1 brand by SKUs
$623
Average MSRP

READY TO BUILD YOUR SUBARU IMPREZA?

Pick your year and trim to shop verified-fit Subaru Impreza parts.

Shop all Subaru Impreza parts →

Verified Fitment

Subaru Impreza Parts

12607 parts available

Shop aftermarket parts for the Subaru Impreza. Verified fitment, free shipping, 30-day returns.

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30-Day Returns
PowerStop roof rack

PowerStop

Power Stop 05-06 Saab 9-2X Front Track Day SPEC Brake Pads

PowerStop auto part

PowerStop

Power Stop 05-14 Subaru Impreza Front Z26 Street Warrior Brake Kit w/Calipers

O

OS Giken

OS Giken Subaru IMPREZA GDB TS Series Dampened Twin Plate Clutch - Requires SB041-BC60M

E

EBC

EBC S15 Orangestuff Pads and USR Rotors

G

Gates

Gates 00-09 Subaru Outback (VIN 4th Digit G) / 99-08 Impreza/Forester / 99 Legacy Timing Belt

C

Cusco

Cusco CarrosseR GRAVEL Pillow Upper Mount Front Subaru AJ/GRB/GVB/VAB/VAG

Killer B Oil Baffle Windage Tray EJ Series

Killer B Motorsport

Killer B Oil Baffle Windage Tray EJ Series

Torque Solution Oil Baffle Windage Tray (Race): Subaru EJ20/EJ25

Torque Solution

Torque Solution Oil Baffle Windage Tray (Race): Subaru EJ20/EJ25

V

Victor Reinz

MAHLE Original Saab 9-2X 06-05 Water Pump Gasket

PowerStop auto part

PowerStop

Power Stop 05-06 Saab 9-2X Front & Rear Z17 Evolution Geomet Coated Brake Kit

P

PowerStop

Power Stop 08-14 Subaru Impreza Front & Rear Z23 Evolution Sport Brake Kit

P

PowerStop

Power Stop 05-06 Saab 9-2X Front Z23 Evolution Sport Brake Kit w/Calipers

Perrin Performance black cold air intake

Perrin Performance

PERRIN 02-07 Subaru WRX/STi Cold-Air Intake - Black

W

Weapon R

Weapon R Subaru 05-07 WRX Turbo Stealth Secret Weapon Intake Flat Black

Remark titanium cat-back exhaust

Remark

Remark 08-14 Subaru WRX / STI Hatch Cat-Back Exhaust R1 Spec Single Exit Titanium

PowerStop auto part

PowerStop

Power Stop 2003 Subaru Forester Front & Rear Z26 Street Warrior Brake Kit w/Calipers

PowerStop roof rack

PowerStop

Power Stop 05-14 Subaru Impreza Front Track Day Brake Kit

Killer B Motorsport auto part

Killer B Motorsport

Killer B Oil Control Valve 08-14 WRX/STi

PowerStop auto part

PowerStop

Power Stop 05-06 Saab 9-2X Front & Rear Z26 Street Warrior Brake Kit

S

Stoptech

Centric Subaru Impreza/Forester/Outback/Legacy Front Caliper Rebuild Kit

K

Killer B Motorsport

Killer B 00-07 Subaru Impreza (GD) Low Mount Performance Radiator

E

Exedy

Exedy Replacement Clutch Disc Assembly for Clutch Kit FM022SDF

Supertech springs

Supertech

Supertech Subaru WRX/STi 16V Dual Valve Spring Kit

PowerStop red roof rack

PowerStop

Power Stop 16-17 Subaru Crosstrek Front Red Calipers w/Brackets - Pair

S

Stoptech

Centric 06-10 Subaru Impreza Semi-Loaded Front Left R&R Brake Caliper

Torque Solution Billet TPMS Valve Stem (Silver) 2008+ Subaru Legacy Impreza WRX / STi

Torque Solution

Torque Solution Billet TPMS Valve Stem (Silver) 2008+ Subaru Legacy Impreza WRX / STi

PowerStop auto part

PowerStop

Power Stop 05-06 Saab 9-2X Front Z26 Street Warrior Brake Kit w/Calipers

Gates 09-13 Subaru Forester 4Cyl 2.5L Steel x 10in Turbocharger Oil Feed Line w/Banjo Bolt/Washers

Gates

Gates 09-13 Subaru Forester 4Cyl 2.5L Steel x 10in Turbocharger Oil Feed Line w/Banjo Bolt/Washers

PowerStop roof rack

PowerStop

Power Stop 16-18 Subaru Crosstrek Rear Track Day Brake Kit

O

OS Giken

OS Giken Subaru IMPREZA GC8 STR Series Twin Plate w/Soft Diaphragm Clutch

P

PowerStop

Power Stop 05-07 Subaru Impreza Front & Rear Track Day Brake Kit

H

HKS

HKS 02-08 WRX / 04-08 STi EJ20/25 Upgraded Timing Belt

B

Brian Crower

Brian Crower Adjustable Cam Gears Black for Subaru EJ205/EJ257 (Set of 4)

Killer B Oil Temperature Sensor Adapter M18 NPT

Killer B Motorsport

Killer B Oil Temperature Sensor Adapter M18 NPT

C

Clevite

Clevite Mitsubishi 4 1597-1997cc 1971-92 Main Bearing Set

PowerStop auto part

PowerStop

Power Stop 02-03 Subaru Impreza Front & Rear Z26 Street Warrior Brake Kit w/Calipers

K

Killer B Motorsport

Killer B Knob Extension (Used with WRC Shift Knob)

PowerStop auto part

PowerStop

Power Stop 2004 Subaru Impreza Front Evolution Drilled & Slotted Rotors - Pair

MAHLE Original Saab 9-2X 06-05 Oil Pan Gasket

Victor Reinz

MAHLE Original Saab 9-2X 06-05 Oil Pan Gasket

O

OS Giken

OS Giken Subaru IMPREZA EJ20 TR Series Dampened Twin Plate Clutch - Requires SB031-BF60M

O

OS Giken

OS Giken Subaru IMPREZA GRB Grand Touring Dampened Single Plate Clutch

P

Perrin Performance

PERRIN 02-07 Subaru WRX/STi/Impreza / 04-08 Forester Front Strut Brace - Hyper Pink

M

Mahle

Mahle OE Piston Ring Set Subaru 2.5L H4 EJ253,255,257, 04-15 Baja Forester Impreza Legacy Outback

P

PowerStop

Power Stop 2004 Subaru Impreza Front Z23 Evolution Kit w/Calipers

B

Brian Crower

Brian Crower Subaru EJ257 - 04-07 STi 06-07 WRX Camshafts - Stage 3 - ONLY Right Side Intake Cam

S

SPEC

Spec 06-10 Subaru WRX/07-10 Legacy GT (including Spec B) Aluminum Flywheel

Mahle OE 06-11 Subaru 2.5L (STD) Piston Set (Set of 4)

Mahle

Mahle OE 06-11 Subaru 2.5L (STD) Piston Set (Set of 4)

PowerStop auto part

PowerStop

Power Stop 16-19 Subaru Crosstrek Rear Z23 Evolution Sport Brake Kit w/Calipers

P

PowerStop

Power Stop 10-13 Subaru Forester Front & Rear Track Day Brake Kit

P

PowerStop

Power Stop 09-13 Subaru Forester Rear Z23 Evolution Sport Brake Kit w/Calipers

MAHLE Original Subaru Forester 13-09 Plenum Chamber

Victor Reinz

MAHLE Original Subaru Forester 13-09 Plenum Chamber

P

Perrin Performance

Perrin 02+ WRX / 04+ STi Equal Length Header 1.625 inch Primaries (Big Tube)

Power Stop 19-21 Subaru Forester Rear Semi Coated Rotor

PowerStop

Power Stop 19-21 Subaru Forester Rear Semi Coated Rotor

Gates auto part

Gates

Gates 1999-2005 Subaru Forester 4-Cyl 2.5L Timing Belt Component Kit w/ Water Pump

S

Supertech

Supertech Subaru EJ20/EJ25 Sodium Filled Inconel Exhaust Valve - Set of 8

PowerStop auto part

PowerStop

Power Stop 98-02 Subaru Forester Front Z23 Evolution Sport Brake Kit w/Calipers

M

Moroso

Moroso 08-14 Subaru STi (w/Front Mount Intercooler) Air/Oil Separator Catch Can - Billet Aluminum

S

Supertech

Supertech Subaru EJ25 2.5L Inconel Exhaust Valve - +1mm Oversize - Set of 8

O

OS Giken

OS Giken Subaru Impreza GD/RB EJ20/25 Clutch Release Movement Alteration Kit

HKS auto part

HKS

HKS RS GRF/GVF IMPREZA A-Line EJ257

FAQ

Frequently Asked Questions About the Subaru Impreza

What are the best aftermarket parts brands for the Subaru Impreza?

The top brands MOTORMIA owners trust for Subaru Impreza builds are PowerStop, EBC, Whiteline, Mishimoto, and Magnaflow. The catalog carries 5,779 parts that fit the Impreza. Use the fitment selector to filter to your specific year and trim, then browse by category or brand.

What's the best trim or sub-model of the Subaru Impreza to modify?

The most-modified Impreza trims are 2.5RS and Outback Sport. These trims typically came with performance-focused suspension, brakes, and engine options that give a higher starting point. That said, the Impreza's engine family (EJ25 (naturally aspirated), FB20, FB25) shares aftermarket across most trims, so base-trim builds with the right bolt-ons can match higher trims on power.

What's the typical mod path for a Subaru Impreza?

For most Subaru Impreza builds, the recommended modification order is: intake → exhaust → suspension → ECU tune → swap (if going turbo). This sequence stages upgrades so each mod supports the next — tuning unlocks gains from intake/exhaust, suspension keeps the added power planted. MOTORMIA member builds let you see exact part lists for Subaru Impreza builds at every power level.

How does the Subaru Impreza aftermarket compare to the Subaru WRX?

The Subaru Impreza is the base AWD-boxer platform that became the WRX, with strong N/A and budget tuning support. On MOTORMIA, 5,779 parts fit the Impreza across 4,000+ active member builds, with an average part MSRP of $623. The decision usually comes down to which platform you own — both have full bolt-on catalogs.

Will any Subaru Impreza part fit my year and trim?

Not always. The Subaru Impreza has had multiple generations and engine changes (e.g., EJ25 (naturally aspirated), FB20, FB25), and parts are generation- and trim-specific. MOTORMIA's catalog uses verified fitment data — every product page shows exactly which years and submodels of the Impreza a part fits. Use the fitment selector at the top of any page to pre-filter to your build.

Does MOTORMIA offer returns on Subaru Impreza parts?

Yes. Most Subaru Impreza parts on MOTORMIA are eligible for our 30-day return policy provided they're unused, uninstalled, and in original packaging. Special-order parts are flagged with a "Special Order" badge on the product page. Manufacturer warranties are processed through MOTORMIA on your behalf.

MOTORMIA APP

Build your Subaru Impreza with Mia

Personalized Subaru Impreza mod recommendations, verified fitment from real Impreza owners, and a garage that tracks every part on your build.

  • Mod recommendations tuned to your Impreza year, trim, and submodel
  • Verified fitment data from 4,000+ Subaru Impreza member builds
  • Performance gain estimates based on real-world results
  • Save your garage and track every part you've installed