Eliminate intake restrictions for increased air flow and great power potential!
2X Entries Into Our F80 M3 Sweepstakes
Eliminate intake restrictions for increased air flow and great power potential!
2X Entries Into Our F80 M3 Sweepstakes
Unlock the full potential of your Gen1 B58 powered BMW with Flex Fuel tuning.
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
09-21-2026
A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank!
King BMW (Size STDX) Coated Performance Main Bearing Set for B58B30A
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
09-21-2026
This drain plug utilizes a high-powered rare earth magnet to capture those contaminants before they can do damage.
2X Entries Into Our F80 M3 Sweepstakes
You'll finally be able to hear your turbos spooling!
You'll finally be able to hear your turbos spooling!
Know your exact ethanol content in real-time via the Fuel-It! or JB4 app on your smartphone or tablet.
Two required per valve, necessary for use with certain supertech valves
Dyno Proven gains of up to 14 hp and 13 lb-ft. of torque
Increase Airflow and throttle response
Choose your bottle size to add up to 75hp with this EFI nitrous kit.
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
09-21-2026
Neatly hides away in the trunk cavity below the deck lid.
Protect your engine against harmful harmonics at all RPM levels - 10% Underdrive to increase usable horsepower without greatly affecting engine accessories