Two required per valve, necessary for use with certain supertech valves
Two required per valve, necessary for use with certain supertech valves
Increase performance without drastically changing NVH characteristics!
2X Entries Into Our F80 M3 Sweepstakes
Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection.
10X Entries Into Our F80 M3 Sweepstakes
For Standard Brake Equipment Option
This product was last offered at the strikethrough price on
06-13-2026
Know your exact ethanol content in real-time via the Fuel-it! or JB4 app on your smartphone or tablet.
Eliminate intake restrictions and improve power - Dyno-Proven Gains up to +9 HP & +10 Lbs. x Ft. TQ
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
Fine tune your stance and improve handling
We Price Match - Give Us A Call or Chat!
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
10-01-2026
Choose your bottle size to add up to 75hp with this EFI nitrous kit.
Protect your engine against harmful harmonics at all RPM levels - 10% Underdrive to increase usable horsepower without greatly affecting engine accessories
Dyno Proven gains of up to 13 hp and 11 lb-ft. of torque
Adapt Your 0-10 Bar Pressure Sensor to Your Ethanol Sensor With Ease!
Fine tune your stance and improve handling
We Price Match - Give Us A Call or Chat!
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
07-01-2026
Dyno Proven Gains of up to 19 hp and 18 lb-ft. of torque
Dyno Proven Gains of up to 19 hp and 18 lb-ft. of torque
Improve your interior's styling and make shifting easier with MMX magnetic aluminum shifter paddles!
For models with an M Performance steering wheel only
Push your wheels out for a bold stance with HPA’s 15mm Wheel Spacer & Bolt Kit - precision CNC machined hubcentric spacers and extended hardware for a secure, vibration free fit.