Scorpion Exhaust Single Midpipe For BMW F97 X3M & F98 X4M LCI (Non-GPF Model)The Scorpion Exhaust Single Midpipe (SBMMP108) for the BMW F97 X3M and F98 X4M LCI (non GPF models) is a performance upgrade designed to free up exhaust flow, improve response, and unleash a more aggressive exhaust tone. By removing the restrictive secondary catalytic converters and resonators, this midpipe reduces back pressure, sharpens throttle response, and allows the S58 twin turbo engine to deliver its full character. Manufactured in the UK from