Nitrous kits

a one-piece lower arm is used

These serviceable connections are properly sealed and impervious to all standard and exotic fuels

Factory-style metal boot covers with double O-ring seals for superior protection

Push-To-Connect: A nickel-plated brass fitting with Buna-N O-rings that is compatible with hard plastic 1/4" OD tubing

5150 AutoSport Xtreme Main Bearing Set, BMW S54 SC7312 Nitrous kits5150 Xtreme Race Bearings BMW S54 Our 5150 Xtreme race bearings have been thoroughly validated in road racing environments, with proven performance in naturally aspirated engines producing over 480 HP and turbocharged applications exceeding 1400 HP. Developed and tested under extreme conditions, they provide the consistency and durability required when engines are pushed to their limits. Designed specifically for the BMW S54 platform, 5150 Xtreme