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.
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.
Visconti has created a true plug and play harness kit for Gen 2 B58 and S58 cars!
Next-Gen Power Delivery with OEM-Level Integration - up to +60 HP / +50 TQ
2X Entries For Our 25th Anniversary Sweepstakes!
Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip
This product was last offered at the strikethrough price on
08-03-2026