Polyurethane bushings for BMW 4 Series

Polyurethane or rubber bushings on BMW 4 Series

Are you hesitant to replace the OEM rubber bushings on your BMW 4 Series with polyurethane STRONGFLEX or POWERFLEX bushings? Read more about the benefits of polyurethane bushings

What hardness of the bushings to choose on BMW 4 Series

Looking for polyurethane bushings for BMW 4 Series and don't know what hardness to choose? Before you select the bushings on BMW 4 Series read what hardness to choose.