Valvetronic Porsche Exhaust Valve Controller POR.EVFC torque converter Airflow Path: Direct Flow Factory

Airflow Path: Direct Flow Factory Location

2011-2023 GMC Sierra 2500/3500 2WD/4WD

Fuel Bowl T

These lights shine bright during the day and automatically dim at night or in low light to reduce glare

polished stainless tip

Valvetronic Porsche Exhaust Valve Controller POR.EVFC torque converter Airflow Path: Direct Flow FactoryValvetronic 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