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
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
CATEGORIES
Top product categories for the Subaru Impreza
BRANDS
Top brands for Subaru Impreza builds
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.
Turbosmart
Turbosmart BOV Dual Port Subaru-Black
Radium Engineering
Radium Engineering Subaru WRX/STI EJ-Series Engines Top Feed Fuel Rails (w/ Top Port)
Mishimoto
Mishimoto 04-07 Subaru WRX STI (STI only) USDM Black Silicone Intercooler Hoses
Radium Engineering
Radium Engineering Subaru EJ Top Feed Fuel Rail Upgrade
Cusco
Cusco OIL Catch Tank GRB GVB 0.4L COME W/ L SHAPE Bracket
COBB
Cobb Subaru 02-07 WRX 5MT w/Factory Short Shift Stage 1+ Drivetrain Package
Turbo XS
Turbo XS 03-07 EVO 8/9 Replacement Hose and Clamp Set Black
Mishimoto
Mishimoto WRX/STI Front Mount Intercooler Kit - Gold
K&N Engineering
K&N 08-11 WRX/STi Black Typhoon Short Ram Intake
NGK
NGK Subaru Baja 2006-2004 Direct Fit 4-Wire A/F Sensor
NGK
NGK Subaru Forester 2013-2011 Direct Fit 4-Wire A/F Sensor
NGK
NGK Saab 9-2X 2006 Direct Fit 4-Wire A/F Sensor
NGK
NGK Lexus ES300h 2017-2013 Direct Fit 4-Wire A/F Sensor
NGK
NGK Saab 9-2X 2006-2005 Direct Fit Oxygen Sensor
NGK
NGK Subaru Forester 2004-1999 Direct Fit Oxygen Sensor
NGK
NGK Saab 9-2X 2006 Direct Fit 4-Wire A/F Sensor
NGK
NGK Nissan Altima 2006-2004 Direct Fit 5-Wire Wideband A/F Sensor
NGK
NGK Subaru Forester 1998 Direct Fit Oxygen Sensor
NGK
NGK Subaru Impreza 2001-1999 Direct Fit Oxygen Sensor
NGK
NGK Subaru Crosstrek 2017-2016 Direct Fit Oxygen Sensor
AEM
AEM 08-14 WRX/STi Cold Air Intake System - Gunmetal Gray
AEM
AEM 07-10 Impreza / 08-10 Forester 8.75in O/S L x 8.563in O/S W x 2.438in H DryFlow Air Filter
AEM
AEM 17-18 Subaru Impreza L4-2.0L F/I DryFlow Air Filter
AEM
AEM 08-11 WRX/STi Wrinkle Red Cold Air Intake
aFe
aFe Takeda Intakes Stage-2 PDS AIS PDS Subaru WRX/STI 08-12 H4-2.5L (t) (pol)
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