Originally Posted by coolvegase34
Why would you put a tow bar on a bmw, let alone a 540? An x5 maybe. You are just asking for trouble. The car is going to reject it as a matter of principle.
Usually you put a tow bar on to toa a trailer, horse float, maybe a jetski.
There are factory kits for some models. You'd have to check your specific vehicle to see if the factory kit went through or below the rear bumper. Maybe you can get a bumper skin that is designed for a tow hitch?