GSC Power-Division +1mm Super Alloy Exhaust Valve 2013 Subaru-Scion BRZ-FRS FA20 FA20DIT WRX Shortblocks The XP series is a

The XP series is a line of bearings with advanced metallurgical and geometric technologies that meet extreme performance loads

Qty 1 Black Connector Housing (Available in Black or White)

including Killer B headers

2010-2019 Outback 6 Cylinder

GSC Power-Division +1mm Super Alloy Exhaust Valve 2013 Subaru-Scion BRZ-FRS FA20 FA20DIT WRX Shortblocks The XP series is aStem Diameter (mm) 5. 5mm Overall Length (mm) 95. 15mm Head Diameter (mm) 30. 00mm GSC 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 2000F 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.