This isn’t your average M4. With a Mosselman turbo upgrade and Akrapovič exhaust, this 620HP BMW M4 delivers a brutal soundtrack and raw Autobahn performance. 🎥 Full POV review, high-speed runs, and ...

The 2015 BMW M4 is the high-performance variant of the 4 Series coupe and convertible. It is powered by a twin-turbocharged 3.0-liter I-6 with 425 hp and 406 lb-ft of torque that's paired with a ...