Originally Posted by Alan l.
Cert. pre-owned for how long though? I heard the SMG unit in the M5 is very problematic and the cost to fix/replace it is astronomical once out of warranty. If you are covered all around for a long time then go for it. The E60 M still looks sick with minor mods and the sound that thing makes is to die for.
Used smg transmissions from a yard aren't that bad actually. Less than a quality set of aftermarket wheels.