Watch the BMW M4 Hamann Stage 4 equipped with Akrapovic exhaust unleash brutal power! Featuring epic launch control, intense ...

power-boosting modifications are also available for selected BMW models. The MPPSK (M Performance Power and Sound Kit) for B58-equipped 40i models adds an entirely new cat-back exhaust system and ...

The M8 Competition Coupe may be considered the M division's flagship, but in the quarter and half mile, it was bested by the ...

Experience the raw power of the BMW M4 Hamann Stage 4 with Akrapovic exhaust! Enjoy incredible sound, aggressive launch ...