Alter parameters and fine-tune � wirelessly!
For use with N54 JB4 systems and any JB4 manufactured prior to 2017. Please check board diagrams to properly identify your JB4 before ordering.
Brand:
ES#:
3508698
Mfg#:
JB4-BT
Ships in 1-2 days
$149.00
This product was last offered at the strikethrough price on 05-12-2026
Plug & play power — gain up to 60 horsepower on a stock car, 80+ horsepower on a modified car with a B58!
Not for sale or use in the state of California. For models with the later Gen2 B58 (B58TU) engine only
Fuel-It! CANfuel allows your ECU to control up to 8 fuel injectors sequentially in addition to an ethanol content sensor, low fuel pressure sensor, extra pressure sensors, EGT probes, external fuel pumps, and much more.
For N54 equipped E chassis vehicles only
Plug & play power — gain up to 100 horsepower on a stock car!
For F-Chassis Vehicles w/ Type-B Harness Only; Not for sale or use in California For vehicles with a Type-B Harness only (See Photos for more details)
Plug & play power — gain up to 100 horsepower on a stock car!
For F-Chassis Vehicles w/ Type-A Harness Only; Not for sale or use in California For vehicles with a Type-A Harness only (See Photos for more details)
Brand:
ES#:
4212683
Mfg#:
JB4-N63-F-A
Ships in 2 Business Days
$779.00
This product was last offered at the strikethrough price on 09-07-2026
Add power and performance with special software upgrades from recognized tuning leaders like APR, Cobb, and Malone. Let our trained support staff show you how to pick the performance software upgrade that suits your driving preferences and budget.
Lifetime Replacement
