Product information "Rear Muffler for BMW M 4 Series Coupe"
Rear Muffler with Valvetronic-System. Including Rear Resonator Delete Pipes. Stainless steel tip with single side slant cut, with outer Carbon cover, color Chrom/Carbon. Slip-On rear muffler (exhaust clamps). For install of the Eisenmann Slip-On rear muffler the stock exhaust system has to be cut. Please read the instructions carefully before starting the installation.