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 2011 model year vehicles or older.
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 2012 and newer vehicles.
Not for sale or use in the state of California.
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!
Maintain driveability and reliability while adding up to 40 HP and 30 lb/ft of torque!
For 2012 to 2013 model year vehicles; not for sale or use in the state of California.
Brand:
ES#:
3508736
Mfg#:
S1-N63-B
Ships on Aug 4, 2026
$500.99
This product was last offered at the strikethrough price on 04-15-2026
Quick and reliable power from a name you know and trust!
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes! Maximum gains of up to 40 HP and 70 ft-lb of torque!
Brand:
ES#:
3184687
Mfg#:
D440-0045
Ships in 5 Business Days
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$321.99
This product was last offered at the strikethrough price on 07-17-2026
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.
