We have added more photos of the first F82 M4 Coupe prototype spotted last week. Full gallery inside.
We brought you the first photos of the 2015 M4 Coupe prototype earlier today, now have a first live look and listen at the prototype in action on the Nurburgring.
What you’re seeing and hearing is the F80 M3 / F82 M4′s anticipated inline 6 cylinder engine with multiple turbochargers, pushing approximately 450 horsepowers. The engine has been rumored to be an extensively reworked and reinforced N55 6-cylinder engine with a strengthened aluminium block with a heavily modified cylinder head. The Induction technology is said to be … CONTINUED