Mitsubishi Evo and GTO Piston Ram Dump Valve Finish:Alloy The scoops were designed for

The scoops were designed for maximum efficiency in directing the incoming air to the stock duct openings

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Mitsubishi Evo and GTO Piston Ram Dump Valve Finish:Alloy The scoops were designed forWe recommend servicing your valve every 3 years, or 20,000 miles, whichever comes sooner Made from billet aluminium, this atmospheric diverter valve dumps the charge air to atmosphere creating the "Whoosh" sound most commonly associated with rally cars. This increases both quicker throttle response and higher clamping load to maintain boost pressure more reliably. All Forge Motorsport Dual Piston Atmospheric Valves have been designed and built with