GSC EJ WRX/STi Conical Dual Valve Spring Kit (5074) Buschur "The turbo studs on the

"The turbo studs on the FA turbo motors are notoriously difficult to deal with

• Reflects heat from air tubes

Unfortunately some of the energy is wasted flexing the thin firewall

-Engineered for aggressive and race inspired driving

GSC EJ WRX/STi Conical Dual Valve Spring Kit (5074) Buschur "The turbo studs on theGSC Power Division dual conical valve spring kit for the EJ WRX and STi includes 16 titanium retainers, 16 dual conical valve springs and 16 chromoly valve spring seats. Vehicle Fitment: EJ20 EJ25 2002 2014 Subaru WRX 2004 2021 Subaru STi 109lbs @ 1. 303" install height 259lbs @ 0. 850" Includes: (16) Titanium Retainers (16) Dual Conical Valve Springs (16) Chromoly Valve Spring Seats Part Number: GSC5074 Springs: Dual Conical Retainers: Titanium Coil