Valvetronic Designs - BMW G42 M240i Valved Sport Exhaust System - TitaniumAt Valvetronic Designs, we believe the G42 deserves a soundtrack as thrilling as its performance. This exhaust system is the result of extensive development and engineeringtaking lessons from our most acclaimed platforms and applying them to BMWs latest coupe. The goal: deliver the most raw, unfiltered sound possible when you want it, and quiet refinement when you dont. Features: 3. 5 inch midpipe for maximum flow Dual pneumatic actuated valves Fully