New rear subframe bushings can make your BMW feel a lot more planted, especially in high power builds. Upgrading to poly or solid will lessen deflection, making you feel more connected to the road and giving you, the BMW enthusiast, a more refined driving experience.
Rear subframe bushings are a common failure point, creating a clunking condition and unwarranted subframe shifting under load. Replace your bad bushings with these new units from Bavarian Autosport.