Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Max gains of up to +24 HP and +36 lb-ft TRQ (Crank); +22 HP and +34 lb-ft TRQ (Wheel)
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-24-2026
Plug-&-Play piggyback tuner offering a wide range of adjustments - easily adjusted via Dinan's Bluetooth app
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with the Gen3 B58 (B58N / B58TU2) engine only
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-24-2026
Get up to +75 hp and +105 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
Next-Gen Power Delivery with OEM-Level Integration - up to +40 HP / +30 TQ
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
This product was last offered at the strikethrough price on
08-17-2026
Improve your cars performance with a power pack that includes effective, easy to do upgrades!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
05-02-2026
An average gain of 47whp and 58ft-lbs of torque!
Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +4HP +7LB/FT gains!
This product was last offered at the strikethrough price on
05-02-2026
Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output!
For vehicles with a production date from 03/2003
This product was last offered at the strikethrough price on
05-02-2026
Get up to +75 hp and +73 lb-ft through a safe and easy to use tuning module from Racechip
Max gains of up to +69 HP and +55 lb-ft TRQ (Crank); +60 HP and +49 lb-ft TRQ (Wheel)
Call In Or Chat For Best Price! 10X Entries Into Our F80 M3 Sweepstakes
Advanced BMW B58 tuner for power, customization, monitoring, and performance optimization.
Plug & play power — gain up to 60 horsepower on a stock car, 100+ horsepower on a modified car! For 2012 and newer vehicles.
Plug & play power — gain up to 60 horsepower on a stock car, 100+ horsepower on a modified car!
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.
For Vehicles with Type B Harness & Pneumatic Wastegate only