This product was last offered at the strikethrough price on
05-21-2026
This product was last offered at the strikethrough price on
05-21-2026
A piggy back tuner that allows you to adjust throttle response for peak performance.
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.
Adds a high fuel pressure connection to the JB4 for S58 platforms, allowing direct control of fuel pressure and fuel trims
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 +110 HP / +70 TQ
2X Entries For Our 25th Anniversary Sweepstakes!
For M2 CS models - Not for the standard M2
Next-Gen Power Delivery with OEM-Level Integration - up to +80 HP / +60 TQ
2X Entries For Our 25th Anniversary Sweepstakes!
Unlocks your factory DME to allow tuning
For vehicles with a production date before 06/2020