Visconti has created a true plug and play harness kit for Gen 2 B58 and S58 cars!
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 +130 HP / +70 TQ
Increase power without sacrificing reliability
This product was last offered at the strikethrough price on
09-01-2026
Can leave this dongle plugged in without draining battery. Enables you to wirelessly load MHD flashes and several other functions to your BMW when paired with an Android or iOS device! Compatible with E, F, & G Chassis BMWs!
Newest MHD Flash Adapter - works with E F & G Chassis BMWs!
Enable flex-fuel features on your tuned BMW with this plug and play kit! Compatible with MHD or ECUTEK tunes and works with the stock or TU High Pressure Fuel Pump
For vehicles with an Automatic Transmission only
S58 Engines - Automatic Transmission (Any HPFP)
The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring
Version 1.
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. Includes JB4 side repair harness molex pigtail.