Subaru WRX and STI (GE/GH/GR/GV, 2008-2014): Brakes mods
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What are the best brakes mods for the Subaru WRX and STI (GE/GH/GR/GV, 2008-2014)?
It depends on the car’s condition and how you use it. These are the 1 brakes build entry we have sourced for this car: Fit STI Brembos to a 2008-14 WRX (Limited). Each lists caveats, related problems and sources so you can match it to your goal.
Fit STI Brembos to a 2008-14 WRX Limited
Per one retailer, any STI front Brembo bolts to a 2008-14 WRX with STI-size rotors drilled 5x100, and the black 2008-14 STI rear bolts on with a special drilled rotor (gold rears need brackets). The 2018+ 6-piston kit also fits. Factory front rotors go from 294 mm to 326 mm (4-piston) or 340 mm (6-piston).
Caveats: Wheels must clear: at least 17 inches with spoke clearance for the 4-piston, OEM STI 18s for the 6-piston. Retailer sources only.
Parts: OEM 2008-17 STI Brembo 4-piston front calipers (326 mm rotor), OEM 2008-17 STI Brembo 2-piston rear calipers (316 mm rotor), OEM 2018-19 STI Brembo 6-piston front calipers (340 mm rotor), 2004-2007 STI front Brembo calipers, 2004-2007 STI rear Brembo calipers
Sources (3)
- STi Brembo Brakes — FastWRX.com (Mach V Motorsports, Subaru parts retailer) (vendor article; read 2026-10-26; full page read)
- Subaru STI 6-Piston/2-Piston Brembo Brake Kit — FastWRX.com (Mach V Motorsports, Subaru parts retailer) (vendor article; read 2026-10-26; full page read)
- 2012MY Impreza WRX & STI service manual G1130BE (book 12STI_US, 2011-08-23) — Subaru (Fuji Heavy Industries) (mfr spec; read 2026-10-26; full page read)WRX front 294 mm; STI front 326 mm.
More for this car
- All Subaru WRX and STI (GE/GH/GR/GV, 2008-2014) fitment answers · GE/GH/GR/GV common problems
- Newsletter archive: past issues with every new and corrected entry
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