Originally Posted by mynextbmw
Found the link
the m performance brakes dont fit the X3
BMW Performance Front Axle Brake System
BMW M Performance Brake System
Orange, Red, Yellow
Guys, all im saying is after driving performance machines. the brakes need to be better. You guys should get drive an M for a a few hundred miles.
You need to also remember that a large function of braking is the TIRE and not necessarily all about the size of the caliper and rotor.