BMW OEM F30 F31 F34 F32 F33 F36 F80 F82 F83 Rear Park Distance Control Kit PDCThis is a brand new genuine BMW Rear Park Distance Control Retrofit Kit for a BMW F30 F31 F34 3 Series, F32 F33 F36 4 Series, F80 M3, and F82 F83 M4. Please indicate if you have the standard or M rear bumper. This is a very useful device, especially if you live in an urban setting and need to do a fair amount of parallel parking. The way it works is described here: when you're moving in reverse under 5 mph and come within three feet of an object a