Remove the dead area from your throttle pedal.
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Remove the dead area from your throttle pedal.
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Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output
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Alleviate the plague of heat soak on the street or track.
Increase of +50 Horsepower, and +26 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts!
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Increase of +38 Horsepower, and +39 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts!
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Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output
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Alleviate heat soak on the street or track.
This product was last offered at the strikethrough price on
05-02-2026
Painless plug-and-play IAT solution for elimination of MAF sensor in favor of Alpha-N tuning.
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Drilling Required!
This product was last offered at the strikethrough price on
05-02-2026
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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Remove the throttle lag and get more instant response.
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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
12-29-2025
Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Alleviate heat soak on the street or track.
This product was last offered at the strikethrough price on
05-02-2026
Version 1.
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Increase power without sacrificing reliability
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Adds up to 40hp and 51lbs. x ft. torque - instantly!
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 add on kit for BMW N54 engines allows your JB4 to "2step" the engine
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Plug & play power — gain up to 40 horsepower in under one minute! 50 state legal performance!
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CARB Approved - Legal in All 50 States! CARB certified for sale in all 50 states
A piggy back tuner that allows you to adjust throttle response for peak performance.
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Add an Install Kit to Your Motiv ReFlex Control Unit!
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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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