Supertech Manganese Bronze Exhaust Valve Guide 5.5mm Stem Set of 8 Toyota 86 / Scion FR-S / Subaru BRZ 13-20 | GDE-TFRS55-E-8 vendor_Koyo Cooling Specifically engineered for Air Lift

Specifically engineered for Air Lift Coilover Kits 79001 and 79006

Optional Add-On2015+ Subaru STI power steering rack available separately for a complete upgrade

Honey comb design improves rigidity of the transmission case

This unit has excellent top end power while retaining throttle response/driveability down low

Supertech Manganese Bronze Exhaust Valve Guide 5.5mm Stem Set of 8 Toyota 86 / Scion FR-S / Subaru BRZ 13-20 | GDE-TFRS55-E-8 vendor_Koyo Cooling Specifically engineered for Air LiftProduct Fitment: 2013 2020 Subaru BRZ 2013 2016 Scion FR S 2017 2020 Toyota 86 Supertech Valve Guides are precision engineered from high strength Manganese Bronze, offering outstanding wear resistance and heat management in high performance Subaru FA20 engines. Designed for both intake and exhaust valves, these guides ensure tight clearances and consistent valve operation, whether you're daily driving or pushing the limits on track. For extreme