Choose your bottle size to add up to 150hp with this EFI nitrous kit.
Choose your bottle size to add up to 150hp with this EFI nitrous kit.
The ultimate BMW ignition coil upgrade!
Just what you need to get rid of that pesky wastegate rattle
2X Entries Into Our F80 M3 Sweepstakes
XClutch sprung organic kits offer excellent dampening and the highest levels of driveability in the range. They are ideal for performance street use. Rated for 440 ft-lb!
Universal - Flying Lead Installation Harness
Transforming every drive into a more engaging experience.
Does not come with Ignition Coils
Complete upgrade kit that also includes the Walbro 255LPH GSL392 pump, comes fully assembled, and ready to install
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet.
Includes -11 psi spring
The XClutch Stage 1 Single Disc Clutch offers a lightweight design for improved throttle response combined with an increased torque capacity, making it ideal for racing applications. Rated for 440 ft-lbs!
For Vehicles with Production Date from 02/09 with 6 Bolt Crank
For Vehicles with Production Date from 02/09 with 6 Bolt Crank
Protect your interior from dirt and noise!
Increase air flow and lower intake temperatures with this simple modification!
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-02-2026
Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler with removable air duct.
10X Entries Into Our F80 M3 Sweepstakes
Available in five different colors with options for direct or port injection!
2X Entries Into Our F80 M3 Sweepstakes
Upgrade to Manley's Platinum Series Extreme Duty Pistons for increased performance!
Stock 10.2:1 Compression Ratio
.50mm Oversize
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
11-02-2026