Active Autowerke X3M / X4M Signature single mid-pipe 525 Initial exhaust solutions focused on

Initial exhaust solutions focused on correcting this variance in the space behind the differential housing with one complaint being the inability to keep existing rear exhaust systems

Guaranteed to fit all F87 BMW M2/M2CS

Active Autowerke has been an industry leader in engineering high quality BMW performance products for over 40 years

Dimensions and cutting points are highlighted in the instructions

Active Autowerke X3M / X4M Signature single mid-pipe 525 Initial exhaust solutions focused on**This product is a part of the Active Autowerke Motorsport Collection. It is for RACE and OFF ROAD USE ONLY! NOW AVAILABLE WITH EXHAUST DUMP. ***Before your order ships you MUST sign and return the Off Road Use Only Waiver available HERE. Please email, fax or take a photo of the completed form. You can email it to your sales rep or to info@activeautowerke. com and you can fax it to us at (305) 253 8921*** At the repeated requests from our customers,