BMW E30 188mm Dual Mount Differential Cover Add Differential Cover Bushings:No Bushings Knock Control – Now included

Knock Control – Now included for added engine safety

including heat treatment

durable construction

and after the session

Engineered for street or track use

BMW E30 188mm Dual Mount Differential Cover Add Differential Cover Bushings:No Bushings Knock Control – Now includedHigh Performance Dual Mount Differential Cover for BMW E30 CNC Billet Aluminum with Integrated Cooling This upgraded dual mount differential cover is the ultimate solution for BMW E30 owners pushing the limits on track, street, or strip. Engineered for high horsepower applications, this cover replaces the factory single ear differential mount with a reinforced dual mount design, drastically improving drivetrain stability under extreme load. The stock