Valve spring replacement kit
This product was last offered at the strikethrough price on
05-02-2026
Valve spring replacement kit
This product was last offered at the strikethrough price on
05-02-2026
Perfect for high performance street and road racing demands. Conservatively rated up to 505 ft/lbs torque capacity.
Must be used with ACT Flywheel 601010 or 601015
BMW Heavy Duty Race Clutch Kit
Must be used with ACT Flywheel 601010 or 601015
Protect your engine, improve performance
Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output
10X Entries Into Our F80 M3 Sweepstakes
Alleviate heat soak on the street or track.
This product was last offered at the strikethrough price on
06-13-2026
The ProFlex Commander adaptive flex fuel system allows you to start making more power and running cooler with E85.
BMW Heavy Duty Race Clutch Kit
Must be used with ACT Flywheel 601010 or 601015
Perfect for aggressive street and moderate racing demands. Conservatively rated up to 520 ft/lbs torque capacity.
The SPEC Stage 2 clutch is a premium, no compromises heavy-duty clutch upgrade.
Race bolt kit and flange plate included!
For vehicles with a production date from 03/2003
Designed for drag or drift cars that see limited street use. Conservatively rated at 450ft/lbs.
Remove the slop from the shifter arm for improved shifter feel - even on brand-new cars!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
Race bolt kit and flange plate included!
For vehicles with a production date from 03/2003
A high-quality replacement designed to restore the factory performance and fuel efficiency of your 3.0L N54 engine.
Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
Reduce rotating mass and lower weight to free-up hidden horsepower.