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:heating and cooling Parts
316 parts available
Shop aftermarket parts for the Subaru Impreza. Verified fitment, free shipping, 30-day returns.

Mishimoto
Mishimoto 02-07 Subaru Impreza WRX Aluminum Radiator Stay - Anodized Red

Mishimoto
Mishimoto 08+ Subaru WRX/STI Polished Aluminum Coolant Overflow Tank

Mishimoto
Mishimoto 06-07 Subaru STI / 06-07 WRX Black Silicone Ancillary Hoses

Mishimoto
Mishimoto 08-14 Subaru WRX / 08+ STI Silicone Radiator Hose Kit - Red

Koyo
Koyo 03-07 Subaru Impreza WRX/STI (MT / w/ Filler Neck) Radiator

Mishimoto
Mishimoto 02-05 Subaru WRX/STi Thermostatic Oil Cooler Kit

CSF
CSF 3076 - WRX/STI (GD/GG) Radiator

Mishimoto
Mishimoto 04-07 Subaru STI / 06-07 WRX Blue Silicone Ancillary Hoses
Mishimoto
Mishimoto 01-07 Subaru WRX/STI PNP Aluminum Fan Shroud Gold

Mishimoto
Mishimoto Subaru 02-07 WRX/ 04-14 STI WRX/STI Aluminum Coolant Expansion Tank

Mishimoto
Mishimoto 08+ Subaru WRX/STI Black Aluminum Coolant Overflow Tank

Mishimoto
Mishimoto 04-07 Subaru STI / 06-07 WRX Red Silicone Ancillary Hoses

CSF
CSF 02-07 Subaru WRX/STI Radiator - Black Finish

Mishimoto
Mishimoto 99-01 Subaru Impreza RS 2.5L Blue Silicone Hose Kit

Mishimoto
Mishimoto Subaru 08-14 WRX/ 05-09 Legacy GT Aluminum Coolant Expansion Tank

Mishimoto
Mishimoto 06-07 Subaru WRX Red Silicone Intercooler Hoses
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