With Single BM12 Nozzle, Steel Braided Hardline Upgrade, and 3 Gallon Stealth Tank
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
With Single BM12 Nozzle, Steel Braided Hardline Upgrade, and 3 Gallon Stealth Tank
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgrade to Manley's Platinum Extreme Duty Pistons for increased performance!
Stock 10.2:1 Compression Ratio
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
.50mm Oversize
This product was last offered at the strikethrough price on
05-02-2026
Cast endtanks with multiple dividers with a 60% increase in core size for maximum cooling efficiency
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
Plug-and-Play flex fuel kit for your BMW!
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
Turner stainless catback unlocks S55 power, precision fitment, aggressive sound.
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
Red High Temp Nylon Tubing, Quick-Connect Fittings
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
05-02-2026
Higher flowing intercooler tubes for up to +18 Hp / +21 lbs. x ft. Torque gains
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
01-28-2026
This Dry carbon fiber air duct give your M3/M4 a perfect blend of style and performance!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Direct bolt-in heat exchanger upgrade for your S55!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet. For non Fuel-It! brand port injection configs.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fueling support up to 1000+ WHP!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Know your exact ethanol content in real-time via the Fuel-It! or JB4 mobile app on your smartphone or tablet. For stock HPFP/no port injection configurations.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This system is specifically calibrated to handle the increased airflow demands of tuned vehicles, maintaining consistent peak horsepower.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This intercooler is a high-performance solution designed to eliminate the heat soak issues common with the BMW S55 engine.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms