X3M X4M LCI AA Single midpipe G99 independently tested which increase with

independently tested which increase with higher states of tune

One OTS map/tune included with the purchase and any other maps labeled as "FREE"

Please note each part of the Fi EXHAUST system needs to be ordered separately

Compatible models:

X3M X4M LCI AA Single midpipe G99 independently tested which increase with**This product is a part of the Active Autowerke Motorsport Collection. It is for RACE and OFF ROAD USE ONLY! Active Autowerke is proud to release the much requested Signature Single Mid Pipe for the BMW G80 M3 and G82 M4. This brings our expertise with a single mid pipe from the F8X M cars to the G8X M cars and is an alternative to our X Pipe Mid pipe for the G8X. It provides a slightly deeper tone to the exhaust at a similar price point but without