Valvetronic Porsche Exhaust Valve Controller POR.EVFC 1999-2000 BMW 328i bypass valve gasket

bypass valve gasket

180°F In-line Thermostat

Black A356-T6 cast aluminum improves cooling & strength

and cigarette lighter power adaptor

Valvetronic Porsche Exhaust Valve Controller POR.EVFC 1999-2000 BMW 328i bypass valve gasketValvetronic Designs Porsche Exhaust Valve Controller POR. EVFC Track tested design optimized for Porsche performance and sound characteristics High flow headers dramatically reduce exhaust backpressure for maximum performance gains Significantly improves engine responsiveness and throttle characteristics Professional installation recommended for optimal fitment and performance The Porsche OEM exhaust valve controller by Valvetronic Designs is a