Valvetronic Design Porsche Exhaust Valve Controller Q5 AERO6 calipers were designed for

AERO6 calipers were designed for the specific purpose of providing big capacity braking with large diameter rotors for heavy weight and extreme duty vehicles

5 layers of progressively finer mesh cotton media and 360-degree radial flow provide maximum airflow and performance

One rear caps

Additional systems are available with different options for sound level

Carbonado 2005-2008 Maserati Quattroporte W Style Roof Spoiler

Valvetronic Design Porsche Exhaust Valve Controller Q5 AERO6 calipers were designed forWelcome everyone to a revolution in the market. The Porsche OEM exhaust valve controller by Valvetronic Designs. This setup is a complete plug and play unit for most Porsches that give the driver full control over the exhaust valves. For cars like the 991. 1 Carrera S without sports exhaust, the factory exhaust has valves, but there is no button to open and close these valves. Our controller puts the power in your hands. These Controllers FIT ALL