Rear silencer with double tailpipe carbon 2x Ø?90 mm LH+RH (RACE look), with valve control Authorization: ECE-Approval Tube diameter: 70 mm On M40i models it‘s only possible to mount the rear silencers on their own. In order to mount the rear silencer, you additionally need 2x the connection sleeve A70A-MUFFE/95 and 4x the steel clamp SCH68!
- - - > To the assembly instructions for the valve control! < - - - Using the remote control AG/FB-EP, the exhaust flap can be opened manually. It will be opened permanently afterwards. Not permitted in public road traffic! The remote control is included when purchasing the rear silencers with exhaust flap! Function of the valve control: A special control unit monitors the vehicle’s speed If the speed exceeds a fixed value (70 km/h), the exhaust flap’s servomotor receives a signal to open. The exhaust gas flow is then bypassed and you get a different sound. If the speed of the vehicle drops below the fixed value (70 km/h), the exhaust flap closes again automatically. FAQ for exhaust flap control here!
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