Audi RS6/7 (C7) - Valved Exhaust with Mid-Pipes (CES3) M5 Logo If you do NOT have

If you do NOT have a C6 with the NPP Option: you will need to fit the CES-3 Programmable Control Module for the exhaust valves

it's incredibly easy to install – no tools required

Enhanced low- and mid-range power

and 4-Series with its exquisite presentation while standing out from the rest of the interior trim

Audi RS6/7 (C7) - Valved Exhaust with Mid-Pipes (CES3) M5 Logo If you do NOT haveThe iconic CAPRISTO Valved Exhaust System offers the best of both worlds through its capability to produce an aggressive exhaust note under acceleration, and a more subdued sound for city driving. This feature is possible using vacuum actuated valve flaps that open and close depending on driving conditions and input from the driver. At lower engine speeds and during cruise operation the valves are closed and produce a deeper exhaust note. At wide open