Subaru WRX / STI Performance Parts

From daily-driven street cars to weekend boost addicts, the WRX and STI respond fast to the right mods. We’ve curated proven parts that deliver power, sound, and reliability without guesswork.

BEST MODS TO START WITH

Stage 1 – Wake It Up

Perfect for stock cars.

Intake
Cat-back Exhaust
Accessport / Tune

Gains: quicker throttle, better sound, safer power

Stage 2 – Make It Fast

For owners who don’t lift.

Downpipe
Intercooler
Boost control

Gains: big torque, cooler temps, consistent pulls

Stage 3 – Handle & Stop

Because power is useless without control.

Coilovers
Sway bars
Brake upgrades

Shop by Category

TURBO & POWER

INTAKE

EXTERIOR

SUSPENSION

ENGINE ACCESSORIES

INTERIOR

WHEELS & TIRES

COOLING

MAINTENANCE & FLUIDS

EXHAUST

DRIVETRAIN