Milltek C63 & C63 S (W205) Saloon 4.0 Bi-Turbo V8 Active Valve Control Racing brake pads 5" of track width improving

5" of track width improving the stance and stability of the front end all at once

this precision-tuned G82 M4 upgrade is a must-have transformation if you want to feel

The system offers a pleasing upgrade in tone from the factory system

or highly tuned modern street machines

Milltek C63 & C63 S (W205) Saloon 4.0 Bi-Turbo V8 Active Valve Control Racing brake pads 5" of track width improvingActive 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