Steve Dinan has been enhancing BMW models since 1979. But don't throw his company into the ring with the dozen or so other tuners who tweak, tinker and piggyback upgrades on the famed German marque.

Showing the 2013 BMW 550 Gran Turismo 5dr 550i Gran Turismo RWD Wondering which trim is right for you? Our 2013 BMW 550 Gran Turismo trim comparison will help you decide.

The automotive world takes notice when a BMW 550i, especially with a six-speed manual transmission and the coveted M Sport package, is listed for sale. This particular 2013 model, cloaked in a ...

Standard equipment includes the features that come with this vehicle. Select Your Options Choose options to include in this vehicle value. For the most accurate pricing and values on new or used ...

Standard equipment includes the features that come with this vehicle. Select Your Options Choose options to include in this vehicle value. For the most accurate pricing and values on new or used ...

Oh yes, and there’s the small matter of a V8 under the bonnet. This is a BMW 550i Luxury Touring, a specification so rare we weren’t entirely sure it existed until seeing this one. HowManyLeft ...