BMW F30 340i B58 3.0L
Know your exact ethanol content in real-time via the Fuel-It! or JB4 app on your smartphone or tablet.
Dyno Proven gains of up to 14 hp and 13 lb-ft. of torque
Lifetime Replacement
Increase Airflow and throttle response
Lifetime Replacement
Choose your bottle size to add up to 75hp with this EFI nitrous kit.
Sold in a black powdercoated finish.
Lifetime Replacement
Neatly hides away in the trunk cavity below the deck lid.
Lifetime Replacement
Protect your engine against harmful harmonics at all RPM levels - 10% Underdrive to increase usable horsepower without greatly affecting engine accessories
Lifetime Replacement
All aluminum construction to keep the boost flowing
LCI 10/2014-08/18
Lifetime Replacement
Includes Lambda cable & 8-foot sensor cable.
Lifetime Replacement
Anti theft device and throttle commander!
Fits all F and G chassis cars
Lifetime Replacement
A performance, manual short shifter that gives you the quick and easy shifts you are looking for, without breaking the bank!
Lifetime Replacement
Adapt Your 0-10 Bar Pressure Sensor to Your Ethanol Sensor With Ease!
Lifetime Replacement
Perfect fitment. Outflows the factory intake by 28%!
This product was last offered at the strikethrough price on
08-03-2026
Lifetime Replacement
Upgrade to ARP high tensile strength ARP2000 Head Studs
Lifetime Replacement
Electric Fan Relay - 40 amp, 12V, single pole wiring harness 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
08-03-2026
Lifetime Replacement
King BMW (Size STDX) Coated Performance Main Bearing Set for B58B30A
This product was last offered at the strikethrough price on
05-02-2026
Lifetime Replacement
