Suspension Secrets Solid Rear Subframe Bushes - BMW 1M X4M CSF was able to increase

CSF was able to increase the overall volume by 194%

More responsive chassis

Unlike AUX-based solutions

NOTE: When installing the Front Splitter the 'Bumper Removal' install method as found in the Zaero install instructions is recommended

Elevate the rear profile of your BMW 3-Series or M3 Touring with the EVO-S Rear Spoiler

Suspension Secrets Solid Rear Subframe Bushes - BMW 1M X4M CSF was able to increaseSignificantly increase rear axle stability on your 1M with our Suspension Secrets Solid Rear Subframe Bushes. As standard, the BMW 1M has large rubber bushes mounted in the subframe connecting the rear subframe to the chassis. During cornering, these large rubber bush flex and allow the whole rear subframe to move around, causing instability at the rear. This effect gets even worse as the bushes age in time or as you stiffen the suspension with other