Wirelessly connect your JB4 to your phone!
For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
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
In Stock
$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, 100+ horsepower on a modified car! For 2012 and newer vehicles.
Not for sale or use in the state of California.
Plug & play power — gain up to 60 horsepower on a stock car, 100+ horsepower on a modified car! For 2011 model year vehicles or older.
Not for sale or use in the state of California.
Flash your ECU and unleash the power your BMW was meant to have.
CARB certified for sale in all 50 states For BMWs with a model year up to 2011 only, will not work with 2012+ models
Brand:
ES#:
2723984
Mfg#:
AP3-BMW-002
EO#:
D-660-7
In Stock
ON SALE!
SAVE 10%
$715.00
This product was last offered at the strikethrough price on 08-17-2026
All the performance ECU/TCU upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
