BMW M240i G42 xDrive Cat Back Exhaust System by Milltek Sport (2021+)Unleash the full potential of your BMW M240i with the Milltek Sport Cat Back Exhaust System. Enhance power and sound with this expertly engineered upgrade. The Milltek Sport Cat Back Exhaust System for the BMW G42 2 Series M240i xDrive is designed to allow the B58 engine to roar the way it was meant to. With optimised gas flow, you'll experience increased power and a more aggressive exhaust note. Available with various exhaust tip options, including