Benchmark Motors in Columbia

I'm pretty sure they closed, not sure if they are affiliated with Autobahn or not

Martin's Motorsport in Alexandria

RRT does very good work and run by BMW enthusiasts.

yes, when i lived closer I used Gary (owner) for most of my repairs. He's very knowledgeable and a former master tech at Passport. He's never steered me wrong and has been very straight-forward with...