Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
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.
***Please see photos and description prior to ordering, all sales final.***
Wirelessly connect your JB4 to your phone!
ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!
This product was last offered at the strikethrough price on
10-30-2026
Next-Gen Power Delivery with OEM-Level Integration - up to +55 HP / +60 TQ
5X Entries For Our Spin To Win Sweepstakes!
For Pre-LCI models with the Gen1 B46 engine (B46A)
This product was last offered at the strikethrough price on
09-22-2026
Upgrade From Your Outdated Batch-Fire Injector Controller!