Features CAN-Bus connectivity for more advanced tuning — gain up to 80whp on a stock Supra!
Not for sale or use in the state of California.
Features CAN-Bus connectivity for more advanced tuning — gain up to 80whp on a stock Supra!
Not for sale or use in the state of California.
Rigidity increased 260% to eliminate transmission twist and mis-shifts.
King BMW (Size STDX) Coated Performance Main Bearing Set for B58B30A
This product was last offered at the strikethrough price on
05-02-2026
Replace your restrictive stock airbox with this performance cold air intake
Pairs with all types of coolant to increase heat transfer and decrease engine temps.
934 CFM - 5.7 amps at 12.3 volts
850 CFM - 5.1 amps at 12.3 volts
Two required per valve, necessary for use with certain supertech valves
Two required per valve, necessary for use with certain supertech valves
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet.
Choose your bottle size to add up to 75hp with this EFI nitrous kit.
Dyno Proven gains of up to 15 hp and 17 lb.-ft. of torque
Dyno Proven gains of up to 15 hp and 17 lb.-ft. of torque
Protect your engine against harmful harmonics at all RPM levels - 10% Underdrive to increase usable horsepower without greatly affecting engine accessories
Improves throttle response, and peak power while adding a glorious and aggressive tone under the hood. 12-14hp gain.
Includes full 8-layer carbon fiber airbox lid and lifetime performance filter.
2X Entries For Our 25th Anniversary Sweepstakes!