Forge Motorsport Subaru Impreza V4 Piston Ram Closed Loop Dump Valve FMDVV4011 FL5 You will need to purchase

You will need to purchase the optional 30-0306-ACC accessory kit to get the silver bezel and reversible white standard/metric boost pressure faceplate

Part number: 200001038

smoother angle to further improve internal flow

and you could be losing in excess of 30 bhp

Hyundai i30 CW 2009+

Forge Motorsport Subaru Impreza V4 Piston Ram Closed Loop Dump Valve FMDVV4011 FL5 You will need to purchaseWe recommend servicing your valve every 3 years, or 20,000 miles, whichever comes sooner Alloy Recirculating Ram Dump Valve available to fit the Impreza V5. 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 If you wish to tune this product