BMW Bluetooth/CANbus Flex Fuel Kits for S58 M2 M3 M4 X3M X4M

Integrate ethanol mixture into your tuning using our unique CANflex system! If you're running E85 and/or plan to run port injection in your S58, you need this kit!

This is a complete plug & play kit to install a flex fuel kit in your S58 equipped BMW in about 30 minutes. Our new CANflex ECA sends your ethanol mixture four different ways for the ultimate tuning integration: CANbus via user selectable addressing for MHD, BM3, EcuTek, and JB4 integration Free CANflex Bluetooth app for iOS and Android LED display built into the head unit for quick visual readout 5v output for legacy support (older ECUs or non-CANbus JB4 integration) Offered in both a plug and play harness and a universal harness.

Manual transmission vehicles and BM3 require using the universal harness with posi-taps for CANbus.