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
Gates auto part

Gates

Gates 2006-2011 Subaru Outback 4-Cyl 2.5L Timing Belt Component Kit w/ Water Pump

BMC auto part

BMC

BMC 2007 Subaru Impreza III 2.5 WRX STI Oval Trumpet Airbox Kit

O

OS Giken

OS Giken Subaru IMPREZA EJ20 Super Single Steel Dampened Single Plate Clutch

3D MAXpider black auto part

3D MAXpider

3D MAXpider 2015-2019 Subaru WRX/WRX STI Kagu 1st & 2nd Row Floormats - Black

Power Stop 2003 Subaru Forester Front & Rear Autospecialty Brake Kit

PowerStop

Power Stop 2003 Subaru Forester Front & Rear Autospecialty Brake Kit

S

SPEC

Spec 02+ Subaru WRX Stage 4 Clutch Kit - Unsprung Race Use ONLY

GSC Power Division exhaust

GSC Power Division

GSC P-D 06-07 Subaru WRX 2.5L/ 04-07 Subaru STI S1 Cam - Left Exhaust Only

OS Giken auto part

OS Giken

OS Giken Toyota Subaru GDB/GRB EJ20(25) Impreza Overhaul Kit A (For SB041-BR6)

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PowerStop

Power Stop 05-06 Saab 9-2X Front Autospecialty Brake Kit

S

SPEC

Spec 97-06 Impreza 2.5L Stage 2 Clutch Kit

PowerStop auto part

PowerStop

Power Stop 2003 Subaru Forester Front & Rear Autospecialty Brake Kit w/Calipers

D

Driveshaft Shop

DSS Subaru 2004-2007 STi Direct Fit Level 0 Front Basic Axle Left OR Right

Gates auto part

Gates

Gates 90-93 Subaru Legacy Timing Belt Component Kit

I

Invidia

Invidia 02-07 Subaru Impreza WRX/STI High Flow Catted Downpipe w/ Extra 02 Bung

HKS auto part

HKS

HKS 02-06 Subaru Impreza WRX Light Action Single Plate Clutch Kit

PERRIN 08-21 Subaru WRX / STI Upper Radiator Bracket Set - Black

Perrin Performance

PERRIN 08-21 Subaru WRX / STI Upper Radiator Bracket Set - Black

Brian Crower Adjustable Cam Gears for Subaru EJ205/EJ257 (Right Intake Cam Gear Only)

Brian Crower

Brian Crower Adjustable Cam Gears for Subaru EJ205/EJ257 (Right Intake Cam Gear Only)

S

SPEC

Spec 04-09 STi Stage 5 Clutch Kit - Unsprung Race Use ONLY

HKS auto part

HKS

HKS MTL CAT GDB(A/B) w/ F-pipe

B

Brian Crower

Brian Crower Subaru EJ257 - 04-07 STi 06-07 WRX Camshafts - Stage 2+ - Set of 4

HKS auto part

HKS

HKS MAX 4 GT-A GRB/GVB FULL R-SPG KIT

H

HKS

HKS 02-07 WRX/ 04-07 STi SSQV4 BOV Kit

PowerStop auto part

PowerStop

Power Stop 08-10 Subaru Impreza Front & Rear Z23 Evolution Sport Brake Kit w/Calipers

Gates 98-04 Subaru Forester Steering Rack and Pinion Seal Kit

Gates

Gates 98-04 Subaru Forester Steering Rack and Pinion Seal Kit

G

GSC Power Division

GSC P-D Subaru EJ Series Conical Valve Spring and Ti Retainer Kit

PERRIN 15-18 Subaru WRX / 13-20 BRZ / 14-18 FXT / 13-16 Crosstrek Lightened Crank Pulley - Blue

Perrin Performance

PERRIN 15-18 Subaru WRX / 13-20 BRZ / 14-18 FXT / 13-16 Crosstrek Lightened Crank Pulley - Blue

S

SPEC

Spec 04-09 STi Stage 2+ Clutch Kit

PowerStop auto part

PowerStop

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

PowerStop roof rack

PowerStop

Power Stop 02-03 Subaru Impreza Front Left Autospecialty Caliper w/Bracket

B

Brian Crower

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

Kartboy 02-07 Subaru WRX Wagon/97-01 Subaru GC8 Front Swaybar Endlinks

Kartboy

Kartboy 02-07 Subaru WRX Wagon/97-01 Subaru GC8 Front Swaybar Endlinks

Method Wheels black auto part

Method Wheels

Method MR502 RALLY 16x7 +30mm Offset 5x100 67.1mm CB Matte Black Wheel

Brian Crower exhaust

Brian Crower

Brian Crower 08+ STi RIGHT SIDE EXHAUST Camshaft ONLY - Stage 2

S

SPEC

Spec 97-06 Subaru 2.5 RS Stage 2+ Clutch Kit

Gates auto part

Gates

Gates 2004-2013 Subaru Forester 4-Cyl 2.5L Timing Component Kit

HKS auto part

HKS

HKS FP5-7F-Con V Harness

K

Kartboy

Kartboy 04-07 Subaru STI Rear Endlinks

Torque Solution Top Feed Fuel Rails: 02-14 Subaru WRX / 07-18 STI - Black

Torque Solution

Torque Solution Top Feed Fuel Rails: 02-14 Subaru WRX / 07-18 STI - Black

O

OS Giken

OS Giken Subaru IMPREZA EJ20 Grand Touring Dampened Twin Plate Clutch

Power Stop 17-20 Subaru BRZ Front Z23 Evolution Brake Kit

PowerStop

Power Stop 17-20 Subaru BRZ Front Z23 Evolution Brake Kit

H

HKS

HKS 08-14 Subaru Impreza WRX SSQV4 BOV Kit w/Return Kit

Perrin Performance red auto part

Perrin Performance

PERRIN 08-14 Subaru WRX / 08-21 STI / 05-09 Legacy GT & Outback XT Air Oil Separator - Red

3

3D MAXpider

3D MAXpider 2015-2019 Subaru WRX/WRX STI Kagu 1st & 2nd Row Floormats - Tan

PowerStop auto part

PowerStop

Power Stop 02-03 Subaru Impreza Front & Rear Z23 Evolution Sport Brake Kit w/Calipers

PowerStop auto part

PowerStop

Power Stop 12-16 Subaru Impreza Front & Rear Autospecialty Brake Kit w/Calipers

V

Victor Reinz

MAHLE Original Saab 9-2X 06-05 Water Crossover

S

Stoptech

Street Axle Pack - Drilled; Front

Perrin Performance black intercooler

Perrin Performance

PERRIN 08-21 Subaru STI Top Mount Intercooler (TMIC) - Black

PowerStop auto part

PowerStop

Power Stop 97-01 Subaru Impreza Front Z16 Evolution Ceramic Brake Pads

G

GSC Power Division

GSC P-D 08+ STi EJ257B S1 Cams 266/264 Billet Right Exhaust Cam Only

P

Perrin Performance

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

S

SPEC

Spec 02-06 Subaru Impreza 2.5 Stage 3 Clutch Kit

S

Supertech

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

Clevite Subaru 1.8 2.2 2.5 EJ Series Main Bearing Set

Clevite

Clevite Subaru 1.8 2.2 2.5 EJ Series Main Bearing Set

S

South Bend Clutch

South Bend / DXD Racing Clutch 04+ Subaru Impreza WRX STI 2.5L Stg 1 HD Clutch Kit (w/ FW)

K

Kartboy

Kartboy Subaru Front Swaybar Endlink Spacers (Aftermarket Sway Bar) - Set of 4

T

Torque Solution

Torque Solution Subaru EJ20/EJ25 Thermal Downpipe Blanket (Carbon)

PowerStop auto part

PowerStop

Power Stop 98-03 Subaru Forester Rear Z23 Evolution Sport Brake Kit

G

Gates

Gates 88 Subaru Forester/Impreza / 98-99 Legacy Timing Belt Component Kit

G

GSC Power Division

GSC P-D 08+ STi S3 Cams 282/282 Billet

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