The GSC Power Division chrome polished exhaust valve is specified for Subaru FA20F engines used in WRX models from 2015 onward. Described with a 30mm head and +1mm oversize stem dimension, this single polished exhaust valve fits the FA20F cylinder head and is intended as a direct replacement or component for engine builds that call for the listed valve specification and application.
GSC P-D Subaru FA20F WRX 2015+ 23-8N Chrome Polished Exhaust Valve 30mm Head +1mm - (1)