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 Category air and fuel Parts

1225 parts available

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

Free Shipping
30-Day Returns
Mishimoto black intercooler

Mishimoto

Mishimoto 08-14 Subaru WRX Top-Mount Intercooler Kit - Powder Coated Silver & Black Hoses

R

Radium Engineering

Radium Engineering Fuel Hanger 93-07 Subaru WRX/STi (No Pump Included) WALBRO F90000267/274 E85

Radium Engineering auto part

Radium Engineering

Radium Subaru Fuel Hanger For Walbro F90000267/274/285 - Pumps Not Included

DeatschWerks air filter

DeatschWerks

DeatschWerks 04-07 Subaru WRX/STI/Outback Sport / 04-08 Forester - 40 Micron Fuel Filter

Injen red cold air intake

Injen

Injen 02-06 Subaru WRX (No Wagon) / 04 STi Wrinkle Red Cold Air Intake *Special Order*

W

Weapon R

Weapon R Subaru 00-04 Impreza/Legacy/Forester 2.2L/2.5L Stealth Secret Weapon Intake-Gunmetal/Black

COBB auto part

COBB

Cobb 06-07 Mazdaspeed6 / 08-14 Subaru WRX / 09-13 FXT LF Bypass Valve

K&N Engineering red intake system

K&N Engineering

K&N 08-11 WRX/STi 2.5L H4 Red Typhoon Short Ram Intake

DeatschWerks auto part

DeatschWerks

DeatschWerks 08+ Subaru WRX/STI X2 Series Pump Module -8AN Feed w/ -6AN Return CPE Plumbing Kit

DeatschWerks fuel pump

DeatschWerks

DeatschWerks 165 LPH In-Tank Fuel Pump w/ 90-07 Subaru Legacy, 93-07 Impreza Install Kit

DeatschWerks auto part

DeatschWerks

DeatschWerks 04-06 STi / 04-06 Legacy GT EJ25 850cc Side Feed Injectors *DOES NOT FIT OTHER YEARS*

Weapon R intake system

Weapon R

Weapon R 11 Subaru Impreza 2.5L (Neo-Ti) Secret Weapon Intake

Spectre chrome auto part

Spectre

Spectre Air Flow Sensor Mount 3in. w/Collar - Chrome

Injen polished cold air intake

Injen

Injen 2014 Subaru Impreza WRX/STi 2.5L 4 Cyl.(Turbo) Polished Cold Air Intake w/ Heat Shield

Mishimoto red auto part

Mishimoto

Mishimoto 01-07 Subaru WRX / WRX STI Red Silicone Induction Hose

Mishimoto blue intercooler

Mishimoto

Mishimoto 06-07 Subaru WRX Blue Silicone Intercooler Hoses

Mishimoto polished cold air intake

Mishimoto

Mishimoto 08+ Subaru WRX/STi Performance Cold Air Intake Kit - Polished

COBB black intake system

COBB

Cobb 02-07 WRX/STi Black SF Intake

DeatschWerks auto part

DeatschWerks

DeatschWerks 02+ Subaru WRX / 07+ STI/LGT Top Feed Fuel Rail Upgrade Kit w/ 750cc Injectors

DeatschWerks auto part

DeatschWerks

DeatschWerks 02-14 Subaru WRX / 07-14 Legacy GT / 07-14 STI Bosch EV14 1500cc Injectors (Set of 4)

COBB auto part

COBB

COBB Subaru WRX/STI/FXT 4 Bar MAP Sensor *Sensor Only*

Turbo XS black auto part

Turbo XS

Turbo XS 02-07 WRX-STi Replacement Hose and Clamp Set Black

Go Fast Bits auto part

Go Fast Bits

GFB Deceptor Pro Universal Blow Off Valve - 35mm Base 30mm outlet

Go Fast Bits auto part

Go Fast Bits

GFB 03-10 Evo 8-10 Deceptor Pro II Blow Off Valve Kit

Injen polished cold air intake

Injen

Injen 00-01 RS 2.5L Polished Cold Air Intake

Snow Performance auto part

Snow Performance

Snow Performance 05-14 STI Stg 2 Boost Cooler Water Inj. Kit (SS Braided Line/4AN Fittings) w/o Tank

DeatschWerks auto part

DeatschWerks

DeatschWerks 02+ Subaru WRX / 07+ STI/LGT Top Feed Fuel Rail Upgrade Kit w/ 1500cc Injectors

Mishimoto blue intercooler

Mishimoto

Mishimoto Subaru 08-15 WRX STi Top-Mount Intercooler Kit - Powder Coated Silver & Blue Hoses

DeatschWerks auto part

DeatschWerks

DeatschWerks 02-14 Subaru WRX / 07-14 STI/Legacy GT Bosch EV14 1200cc Injectors (Set of 4)

Turbosmart auto part

Turbosmart

Fuel Pressure Regulator - TS-0402-1002

Go Fast Bits auto part

Go Fast Bits

GFB Mach 2 TMS Recirculating Diverter Valve - Subaru 08+ WRX / 03-09 GT Legacy / 09-12 XT Forester

Mishimoto blue intercooler

Mishimoto

Mishimoto 02-05 Subaru WRX Blue Silicone Intercooler Hoses

Mishimoto black auto part

Mishimoto

Mishimoto 01-07 Subaru WRX / WRX STI Black Silicone Induction Hose

Mishimoto blue auto part

Mishimoto

Mishimoto 08 Subaru WRX Blue Silicone Induction Hose

Turbosmart black auto part

Turbosmart

Turbosmart BOV Supersonic Mazda/Subaru -Black

Aeromotive black auto part

Aeromotive

Aeromotive 02-14 Subaru WRX/07-20 Subaru STi Top Feed Fuel Rails - Black

DeatschWerks auto part

DeatschWerks

DeatschWerks 02-14 WRX / 07-15 STi / 07-14 LGT Bosch EV14 750cc Injectors

Mishimoto black intercooler

Mishimoto

Mishimoto Subaru 02-07 WRX/04-07 STi Top-Mount Intercooler Kit - Silver/Black Hoses - Not For iRHD

Turbosmart auto part

Turbosmart

Turbosmart BOV Kompact Dual Port - 01-05 Subaru WRX

aFe intake system

aFe

aFe Takeda Intakes Stage-2 PDS AIS PDS Subaru WRX/Sti 02-07 H4-2.0L/2.5L (t) (pol)

Weapon R polished intake system

Weapon R

Weapon R 11 Subaru Impreza 2.5L Gunmetal/Blk Foam Filter Polished Dual Velocity Secret Weapon Intake

DeatschWerks auto part

DeatschWerks

DeatschWerks 02-14 WRX / 07-15 STi / 07-12 LGT EJ20/EJ25 650cc Top Feed Injectors - Set of 4

COBB intercooler

COBB

Cobb 04-07 Subaru WRX / STI Front Mount Intercooler Cold Pipes

Turbo XS intake system

Turbo XS

Turbo XS Intake for 02-07 WRX & STi

Go Fast Bits auto part

Go Fast Bits

GFB 02-07 WRX / 04-10 STI Deceptor Pro Blow Off Valve Kit

COBB auto part

COBB

Subaru WRX / STI / FXT Stage 1+ Power Package w/V3

Mishimoto red intercooler

Mishimoto

Mishimoto 04-07 Subaru WRX STI (STI only) JDM Red Silicone Intercooler Hoses

Go Fast Bits auto part

Go Fast Bits

GFB HYBRID TMS Dual Port 20mm Inlet/20mm Outlet 04-05 Mazdaspeed Miata MX-5 Turbo

Snow Performance auto part

Snow Performance

Snow Performance 04-14 Subaru WRX / STI Injection Plate

Mishimoto black intercooler

Mishimoto

Mishimoto Subaru 02-07 WRX/04-07 STi Top-Mount Intercooler Kit - Powder Coated Black & Blue Hoses

DeatschWerks auto part

DeatschWerks

DeatschWerks 04-06 Subaru STI/LGT Side Feed to Top Feed Fuel Rail Conv Kit w/ 1500cc Injectors

Mishimoto black intercooler

Mishimoto

Mishimoto Subaru 08-15 WRX STi Top-Mount Intercooler Kit - Powder Coated Black & Blue Hoses

COBB auto part

COBB

Cobb 02-07 Subaru XLE BPV WRX 04-17 Subaru STI / 06-08 FXT Bypass Valve

Turbosmart auto part

Turbosmart

Turbosmart BOV Kompact Dual Port - 08-14 Subaru WRX (Excl STI)/ 03-08 Subaru Legacy GT

Radium Engineering auto part

Radium Engineering

Radium Engineering 02-14 Subaru WRX/STI Top Feed Fuel Rail Upgrade (Factory Top Feed Motors Only)

Turbosmart black auto part

Turbosmart

Turbosmart BOV Dual Port Maz/Sub-Black

COBB auto part

COBB

Cobb 08-14 Subaru STi Fuel Pressure Regulator Kit

COBB auto part

COBB

Cobb Subaru 02-07 WRX 5MT Stage 1+ Drivetrain Package w/Wide Barrel Shifter

Turbo XS auto part

Turbo XS

Turbo XS 02-07 WRX/ 04-09 STi Recirculating Bypass Valve

Spectre air filter

Spectre

Spectre 13-18 Nissan Pathfinder 3.5L V6 F/I Replacement Air Filter

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