Access your BMWs DME wirelessly by connecting to your phone!
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Access your BMWs DME wirelessly by connecting to your phone!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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.
Connect to 1998-2018 BMW OBD2 systems with a laptop.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
02-20-2026
Access your BMWs DME wirelessly by connecting to your phone! The enthusiast's tool of choice for xHP Flashtool and many other transmission and engine tuning options.
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Alter parameters and fine-tune � wirelessly!
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For use with N54 JB4 systems and any JB4 manufactured prior to 2017. Please check board diagrams to properly identify your JB4 before ordering.
This product was last offered at the strikethrough price on
05-12-2026
The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring
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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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Maintain driveability and reliability while adding up to 40 HP and 30 lb/ft of torque!
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For 2012 to 2013 model year vehicles; not for sale or use in the state of California.
This product was last offered at the strikethrough price on
04-15-2026
Version 1.
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Maintain driveability and reliability while adding up to 60 HP and 45 lb/ft of torque!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Maintain driveability and reliability while adding up to 40 HP and 30 lb/ft of torque!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
A piggy back tuner that allows you to adjust throttle response for peak performance.
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Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
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Increase power without sacrificing reliability
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For vehicles with model years 2011.5-2012
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
06-23-2026
Increase power without sacrificing reliability
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For vehicles with model years 2009-2011
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
06-23-2026
Gains of up to 40whp on N63 and 60whp on N63TU!
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