Factory rubber differential bushings are designed for one thing: isolating your cabin from the mechanical reality of your car. But under hard acceleration or cornering those soft rubber bushings deflect
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Keep your engine running smoothly and avoid misfires with new spark plugs, air filters, and an oil filter
10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE
Is your BMW or MINI throwing a pesky check engine light, suffering from a rough idle, or guzzling fuel like it's track day? Over time, factory oxygen sensors degrade from extreme exhaust heat and carbon buildup, sending lazy signals to your DME.
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Standard open differentials love to dump power to the wheel with the least amount of grip, leaving you spinning your tires out of corners, fighting traction control, and wasting horsepower.
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Brand:
ES#:
5481396
Mfg#:
30309175WKWVTKT
In Stock
$1274.99
This product was last offered at the strikethrough price on 07-06-2026
Lightweight cat-back featuring an exotic exhaust note with FREE upgraded M-Sport Rear Diffuser. Transform the entire aesthetic and sound of your 1 series with this upgrade package!
For vehicles with M-Sport Rear Diffuser
Upgrade a common failure point in your E8x/E9x's tired suspension with this limited time Doorbuster! Featuring Turner Monoball upper & lower rear shock mounts!
A full rear end overhaul, both functionally and aesthetically! Experience increased sound and improved rear end styling!
For Vehicles Equipped with a Factory M-Sport Rear Valance
Dial-in front grip for less! This all-in-one Doorbuster exclusive includes upgraded thrust arms and fixed camber plates to increase camber and reduce deflection - resulting in a tangible handling increase!
Partial Replacement
