The Akrapovic Slip-On Line (Titanium) for 2020–2022 BMW M340i (G20/G21) is a lightweight titanium slip-on exhaust finished with hand-crafted carbon-fiber tailpipes and a stainless-steel link pipe set. It includes tuned valves and acoustic reflectors to shape a deep, rich sound with minimized drone. Intended for non-OPF vehicles and track use only, it may require BMW part #18308686640 and an extra stock valve actuator for M340i/M440i installations.
Akrapovic 20-22 BMW M340i (G20, G21) Slip-On Line (Titanium) (Requires BMW Part #18308686640)