Scorpion Exhaust System For BMW F80 M3 & F82/F83 M4 (Non-GPF)Transform the sound and character of your BMW M3 or M4 with the Scorpion Exhaust System, expertly engineered in the UK for F80 M3 and F82 F83 M4 models without a GPF (Gasoline Particulate Filter). Drawing on decades of motorsport inspired design, Scorpions 70mm cat back system delivers a more aggressive exhaust note, sharper throttle response, and improved gas flowall without compromising everyday drivability or factory valve functionality. Crafted