GSC Power Division Chrome Polished Exhaust Valve Set for Subaru BRZ / Scion FR-S, 12-13 Models - 30mm Head (+1mm) - 2123-8 Mechanical Fuel Pump and living by our mantra

and living by our mantra

these seals provide a cost-effective solution to restore optimal sealing performance

VTEC solenoid and pressure switches and knock sensor

Flex Fuel allows you to custom tune your GTR with an Accessport for any ratio of Ethanol or normal 91/93 octane fuel and the tune will adjust all on it's own as you drive

GSC Power Division Chrome Polished Exhaust Valve Set for Subaru BRZ / Scion FR-S, 12-13 Models - 30mm Head (+1mm) - 2123-8 Mechanical Fuel Pump and living by our mantraGSC P D 12 13 Subaru Scion BRZ FR S Chrome Polished Exhaust Valve 30mm Head (+1mm) SET 8 Upgrade your vehicle's engine performance with the GSC Power Division Chrome Polished Exhaust Valve Set designed specifically for Subaru BRZ and Scion FR S models from 2012 to 2013. Crafted with precision, these valves feature a 30mm head diameter increased by 1mm to optimize airflow and combustion efficiency, resulting in improved horsepower and throttle