MillTek Audi RS6 Active Valve Control (2013-2018) Interior Racing Cat Bypass Pipes are

Racing Cat Bypass Pipes are solely intended for track and race cars as they are NOT California Air Resources Board Certified and not EPA certified

boost performance

Street drivers may notice a small torque loss at low RPM's

or you are unable to use the Handheld device please contact us

Fits all McLaren 600LT Vehicles

MillTek Audi RS6 Active Valve Control (2013-2018) Interior Racing Cat Bypass Pipes areActive Valve Control (AVC) is available to support both vehicles equipped with factory valves on the exhaust as well as a growing range of upgrades Milltek Sport offers to have performance exhaust systems with Valve Control. Also with optional App control on selected models, via iPhone or Android smartphone app 's, AVC brings total control of the exhaust to the drivers finger tips, via full CAN BUS integration with built in safety controls, Milltek 's