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
Ships in 4 Business 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.
Plug-&-Play piggyback tuner offering a wide range of adjustments - Easily adjusted via Dinan's Bluetooth app - Includes upgraded 4-Year/50,000 Mile Factory-Matching New Car Warranty!
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes For vehicles with the Gen3 B58 (B58N / B58TU2) engine only
Brand:
ES#:
5425665
Mfg#:
D440-0201-W
Ships in 5 Business Days
ON SALE!
SAVE 15%
$2099.99
This product was last offered at the strikethrough price on 09-28-2026
Max gains of up to +60 HP and +91 lb-ft TRQ (Crank); +55 HP and +80 lb-ft TRQ (Wheel)
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes Fits 2021+ model years
Brand:
ES#:
4499648
Mfg#:
D440-0153
Ships in 7 Business Days
ON SALE!
SAVE 10%
$675.99
This product was last offered at the strikethrough price on 09-28-2026
Get up to +99 hp and +88 lb-ft through a safe and easy to use tuning module from Racechip - Includes App control for easy tune swtiching via your smartphone
Max gains of up to +60 HP and +91 lb-ft TRQ (Crank); +55 HP and +80 lb-ft TRQ (Wheel)
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes Fits 2020 model years only!
Brand:
ES#:
4499647
Mfg#:
D440-0152
Ships in 9 Business Days
ON SALE!
SAVE 10%
$675.99
This product was last offered at the strikethrough price on 09-28-2026
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.
