Monday is for M: M5 Dyno and Exhaust Action
On this edition of Monday is for M, we take you to a dyno tuning session at European Auto Source in Anaheim, California. This 2013 BMW M5 was just turned up to 11 with an Eisenmann exhaust system and a Switzer Performance tune.
See our gallery at the bottom for the dynamometer results.
via [European Auto Source]