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
Perrin Performance black auto part

Perrin Performance

Perrin Coolant Overflow Tank - Black

Power Stop 18-22 Subaru Crosstrek Front Semi Coated Rotor

PowerStop

Power Stop 18-22 Subaru Crosstrek Front Semi Coated Rotor

H

HKS

HKS 05-06 Subaru Impreza WRX STi Light Action Single Plate T/M Side Clutch Disc

3D MAXpider 2002-2007 Subaru Impreza Kagu 1st & 2nd Row Floormats - Tan

3D MAXpider

3D MAXpider 2002-2007 Subaru Impreza Kagu 1st & 2nd Row Floormats - Tan

Supertech exhaust

Supertech

Supertech Subaru EJ25 Inconel Exhaust Valve - Set of 8

C

Cusco

Cusco WELD IN Chromoly Cage Connector Kit For Roll Cage (S/O / No Cancel)

P

PowerStop

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

R

Remark

Remark 2018+ Subaru Crosstrek Axle Back Exhaust

O

OS Giken

OS Giken Subaru IMPREZA EJ20 R Series Dampened Twin Plate w/Floating Center Hub - Req. SB031-BH60M

P

PowerStop

Power Stop 08-14 Subaru Impreza Front & Rear Autospecialty Brake Kit w/Calipers

HKS exhaust

HKS

HKS 06-11 Subaru GH8 Legamax Premium Exhaust

Cusco 01-07 Subaru GDB STi Turbo Heat Shield & Air Intake Silicone Hose Set

Cusco

Cusco 01-07 Subaru GDB STi Turbo Heat Shield & Air Intake Silicone Hose Set

PowerStop auto part

PowerStop

Power Stop 98-03 Subaru Forester Rear Autospecialty Brake Kit w/Calipers

PowerStop auto part

PowerStop

Power Stop 11-16 Subaru Impreza Front Z26 Street Warrior Brake Kit w/Calipers

P

PowerStop

Power Stop 09-13 Subaru Forester Rear Z26 Street Warrior Brake Kit w/Calipers

S

Stoptech

Select Sport Axle Pack, Drilled & Slotted, 4 Wheel

I

Invidia

Invidia 08-19 WRX/STI Down-Pipe w/ High Flow Cat

S

Stoptech

Semi-Loaded Caliper

T

Torque Solution

Torque Solution HD Oil Pan: Subaru EJ20/EJ25 - Black

G

Greddy

GReddy 02-07 WRX & STi Oil Cooler Kit Manual Trans ONLY

Killer B Motorsport auto part

Killer B Motorsport

Killer B High Performance Oil Pan EJ Series

H

HKS

HKS SUPER SQV 4 GC8/GF8(F-G)/BH5/BE5(A-C) EJ2

Stoptech auto part

Stoptech

Sport Axle Pack, Drilled & Slotted, Rear

O

OS Giken

OS Giken Overhaul Kit A Subaru STi EJ25 (Incl. Clutch Discs/Center Plate/PP - NO Repl. Cover)

C

Cusco

Cusco Copper Clutch Disc OD 230mm, Spline 25.2, 24 teeth Subaru GDA (F/G) / SG Forester (08)

P

Perrin Performance

PERRIN 17-25 Subaru Impreza / 18-25 Crosstrek / 19-25 Forester Front Strut Brace - Neon Yellow

S

SuperPro

SuperPro 04-07 Subaru Impreza WRX STi Rear Suspension Bushing Kit

Power Stop 16-22 Subaru Crosstrek Rear Semi Coated Rotor

PowerStop

Power Stop 16-22 Subaru Crosstrek Rear Semi Coated Rotor

S

SPEC

Spec 04-09 STi Stage 2 Clutch Kit

S

SPEC

Spec Subaru STI & WRX Twin Disc D Trim Clutch Kit

P

Perrin Performance

PERRIN 02-07 Subaru WRX/STi Air Oil Separator Kit - Black

P

Perrin Performance

PERRIN 02-14 Subaru WRX / 04-21 STI / 05-09 LGT & OBXT (w/FMIC Only) Air Oil Separator - Red

Killer B Motorsport auto part

Killer B Motorsport

Killer B Super G Performance Oil Pan & High Flow Pickup & Baffle - EJ Series

O

OS Giken

OS Giken Subaru IMPREZA EJ20 R Series Triple Plate w/Floating Center Hub Clutch - Req. SB031-CH50M

H

HKS

HKS Super SQV 4+RETURN KIT GRB/GRF

Perrin Subaru 02-14 WRX/07+ STi Black Junc. Block for Side Feed Fuel Rail w/Pass Through -6 Fittings

Perrin Performance

Perrin Subaru 02-14 WRX/07+ STi Black Junc. Block for Side Feed Fuel Rail w/Pass Through -6 Fittings

Driveshaft Shop auto part

Driveshaft Shop

DSS Subaru 1992-2001 Impreza WRX / 2.5 RS (GC8) 900HP Rear Axle/Hub kit

MAHLE Original Saab 9-2X 05 Valve Cover Gasket (Left)

Victor Reinz

MAHLE Original Saab 9-2X 05 Valve Cover Gasket (Left)

R

Revel

Revel Medallion Touring-S Catback Exhaust 04-06 Subaru Impreza WRX Sti

G

Gates

Gates 88 Subaru Forester/Impreza / Up to 97 Legacy Timing Belt Component Kit

B

BBS

BBS RI-D 20x10 5x114.3 ET35 66CB Diamond Black Wheel PFS/Clip Required

T

Torque Solution

Torque Solution HD Timing Belt Tensioner (OEM) - Subaru EJ Engines

BBS black auto part

BBS

Wheel and Tire Pkg a 2x 20x9.5 2x 20x10.5 BBS CH-R Satin Black w/ Toyo R888R Tires

G

GSC Power Division

GSC P-D 08+ Subaru STI EJ257B S1 Cams 266/264 Billet Left Exhaust Cam Only

PowerStop roof rack

PowerStop

Power Stop 04-06 Subaru Baja Front Track Day SPEC Brake Kit

S

Stoptech

Street Axle Pack, Drilled & Slotted, 4 Wheel

PowerStop auto part

PowerStop

Power Stop 08-14 Subaru Impreza Rear Z26 Street Warrior Brake Kit w/Calipers

Gates auto part

Gates

Gates 98 Subaru Forester/Impreza / 98-99 Legacy 2.5L Timing Belt Kit w/ Water Pump

K

Kartboy

Kartboy 04-21 Subaru WRX STi 6-Speed Short Shifter Kit

Supertech springs

Supertech

Supertech Subaru WRX/STi 16V Single Beehive Valve Spring Kit

MAHLE Original Saab 9-2X 06-05 Conversion Set

Victor Reinz

MAHLE Original Saab 9-2X 06-05 Conversion Set

I

ISC Suspension

ISC Suspension 05-07 Subaru STI (incl Wagon) N1 Basic Coilovers

Brian Crower Adjustable Cam Gears for Subaru EJ205/EJ257 - Left Exhaust Only

Brian Crower

Brian Crower Adjustable Cam Gears for Subaru EJ205/EJ257 - Left Exhaust Only

GSC Power Division exhaust

GSC Power Division

GSC P-D 2006-2007 2.5L Subaru WRX / 2004-2007 Subaru STi S1 Cams 272 Billet (Right Exhaust Cam Only)

Centric Semi-Loaded Brake Caliper - Front Right

Stoptech

Centric Semi-Loaded Brake Caliper - Front Right

P

Perrin Performance

PERRIN 08-21 Subaru WRX / 09-21 STI / 13-25 BRZ & GR86 / 10-14 LGT FXT Rear Swaybar Adj - 22mm

C

Cusco

Cusco LSD RS 1-Way(1&2) Rear Subaru 08-13 SH Forester EJ25T / 5AT

T

Torque Solution

Torque Solution Subaru EJ20/EJ25 R35 GTR Coil On Plug Adapter Kit - Coils Not Included

H

HKS

HKS RS BE5/BH5 (D) EJ208 SG5/SG9 EJ2 5

S

Stoptech

Street Axle Pack, Drilled, 4 Wheel

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