E39 M5 and E52 Z8 Discussion
My M5 '00 (55000 miles) had a big Vanos leak (bank 1, passenger side) about a year ago.
It started during the spring, right after it got warm. First, the exhaust note changed, especially if you lift off in 2nd/3rd and coast in gear. It used to sound crisp and defined, and it changed to as if...