A piggy back tuner that allows you to adjust throttle response for peak performance.
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.
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
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!
S58 Engines - Automatic Transmission (Any HPFP)
This product was last offered at the strikethrough price on
06-22-2026
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
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
05-14-2026
A simple 30 minute install that will give you a huge increase in power! up to +44 HP & +73 lbs Torque!
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
07-31-2026
Increase power without sacrificing reliability
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
07-31-2026
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! 5X Entries For Our 25th Anniversary Sweepstakes!
For Non-Competition models only!
This product was last offered at the strikethrough price on
07-31-2026
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 +120 HP / +80 TQ
2X Entries For Our 25th Anniversary Sweepstakes!
Unlocks your factory DME to allow tuning
For vehicles with a production date before 06/2020