The latest and greatest Wireless connection method for your BMW F and G series vehicles and the 2020+ Toyota Supra
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The latest and greatest Wireless connection method for your BMW F and G series vehicles and the 2020+ Toyota Supra
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Enables precise control of aftermarket performance components like fuel pumps, meth injection kits, boost controllers, port injection kits
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Wirelessly connect your JB4 to your phone!
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For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
Unlock additional power and performance with the JB4 tuner
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Remove the dead area from your throttle pedal.
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Quick and simple add-on for increased power!
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Take your Inline-4 BMW to The Next Level With this all in one Tuning Solution!
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Tune out the delayed throttle response from the factory with Injen’s X-Pedal Pro Black Edition and revamp your driving experience!
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This product was last offered at the strikethrough price on
05-15-2026
Add Performance to your B58 While Maintaining Reliability with Dinan!
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For model years up to 2019 (B58M30M0 (B58A) Engine ONLY)
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
05-10-2026
Remove the dead area from your throttle pedal.
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Quick and reliable power from a name you know and trust!
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
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
05-10-2026
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
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Max gains of up to +45 HP and +55 lb-ft TRQ (Crank); +40 HP and +50 lb-ft TRQ (Wheel).
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
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
05-10-2026
Version 1.
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Unlock additional power and performance with the JB4 tuner
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Attaches to the JB4 allowing it to directly control both traditional port injection kits and WMI port injection kits.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms