Stops wheel hop and sharpens rear-end response on E82 135i and E90/E91/E92/E93 335i, 335ix, 335d and 335is models. A proper bolt-on for fast road or track day use.
One-piece heavy-gauge steel - no welds, no flex, no failure points
Includes stainless hardware - ready to fit straight from the box
Stealth black finish - tidy undercarriage, zero branding
Made in the USA, engineered specifically for these BMW differentials
Fitment depends on differential housing size (small/large) and transmission type. Check your build date and diff spec before ordering - install guide included.
