The S65 Engine An M car is a pure concept of performance and built with that in mind. Some may think that they are “race cars for the street” and in some ways they are. The 2008-2013 M3 with the S65 combined more modern features than the M3 it was replacing, yet BMW wanted to retain the brute force in the engine, opting for a 4.0 liter V8, instead of a turbo … [Read more...] about The 5 Most Common BMW S65 Engine Problems