Forge Single Piston Diverter Valve Subaru WRX 02-07

Forge Single Piston Diverter Valve Subaru WRX 02+

Made from billet aluminium, this recirculating diverter valve dumps the charge-air back into the air intake system keeping external noise to a minimum. This increases both quicker throttle response and higher clamping load to maintain boost pressure more reliably.