GSC Power-Division Super Alloy Exhaust Valve Set of 8-30mm (+1mm) (gsc2123-8) TRANS_6_MANUAL Larger is 100% the wrong

Larger is 100% the wrong way to go

contributing to improved performance

Large Neodymium Magnet Drain Plus Captures Loose Particles

BEWARE of any other USA company offering HJS catalytic converters

a CSF is the obvious choice

GSC Power-Division Super Alloy Exhaust Valve Set of 8-30mm (+1mm) (gsc2123-8) TRANS_6_MANUAL Larger is 100% the wrongGSC Power Division Super Alloy Exhaust Valves for FA20 FRS BRZ are for those running high horsepower, high EGT set ups that need a valve that will last in 2000 F conditions. The Super Alloy Exhaust valves have chrome polished stems to create a smooth, durable finish for added life and better lubricity, especially when paired with the GSC Manganese bronze valve guides. Strength, heat resistance, and performance are engineered into every valve. Under