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. For use with JB4 only
Features CAN-Bus connectivity for more advanced tuning � increases turbocharger output by 3-6psi producing significant power and torque gains
Not for sale or use in the state of California.
This Device Flashes the Tune onto your vehicle thru the OBD2 Port. Includes handheld tuner, OBD2 Cable, and USB cable. Comes in a zipper carrying case. *Tune sold separately.
This software is only compatible with Windows PC / Laptop. *Tune sold separately.
Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces.
For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
Brand:
ES#:
4840618
Mfg#:
H021-002-06
Back Ordered
$60.99
This product was last offered at the strikethrough price on 05-12-2026
Easy to install, easy to use boost controller - up to 30HP, 40lb/ft gain!
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3184156
Mfg#:
D440-0034
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 07-18-2026
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.
Get up to +40 hp and +37 lb-ft through a safe and easy to use tuning module from RaceChip
Brand:
ES#:
4847479
Mfg#:
928656
Ships in 3 Business Days
19% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$798.00
This product was last offered at the strikethrough price on 07-18-2026
$648.00 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
More About Performance Chips, Tunes & Software
If you've upgraded your car or just want a bit more power from your stock vehicle, performance engine software helps maximize your car's potential by letting it know just where the limits are. Improve your driving experience with upgraded performance engine software from our selection of elite software tuners.
Lifetime Replacement
