E46 Complete Chassis Reinforcement Kit - (323, 325, 328, 330, and M3) M3 Or NON-M:NON M Step 3: Enjoy crisp and

Step 3: Enjoy crisp and consistent shifts

Do it right

Does not allow engine movement under heavy breaking or acceleration

This upgrade is a night and day difference when paired with Delrin front carrier bushings and a Z3 short shifter conversion

Replace and upgrade your factory M42 engine mount bushings with the Garagistic Poly motor mount bushings (replaces OEM PN 11811137076)

E46 Complete Chassis Reinforcement Kit - (323, 325, 328, 330, and M3) M3 Or NON-M:NON M Step 3: Enjoy crisp andGARAGISTIC E46 COMPLETE CHASSIS REINFORCEMENT KIT Like the E36 that came before it, the E46 had some of the same weaknesses in the structure of the chassis. BMW discovered that over time, due to the bending of the rear of the chassis in conjunction with the movement allowed by the rubber bushings in the rear, the chassis mounting points for the subframe would flex, weaken, and rip out of the chassis. Well, that was just the rear subframe problem only.