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

Can be tricky in the wet and on challenging roads BMW ... the exhaust is titanium and the brakes are carbon ceramics. All this contributes to a weight saving of 30kg over an ordinary M4 fitted ...

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