ARMASPEED BMW 2 Series | G42 | M240i B58 | Alloy Cold Air IntakeARMASPEED BMW G42 M240i B58 Alloy Cold Air Intake Enhance your BMW G42 M240is performance with the ARMASPEED Alloy Cold Air Intake. Crafted from high grade aluminum alloy, this intake system is designed for the B58 engine to deliver direct and efficient airflow to the turbocharger. With improved throttle response, increased turbo sounds, and a sleek under hood appearance, this system transforms both the driving feel and soundscape of your M240i.