S58 Flex Fuel ECA kit Chassis Fitment:M3/M4 This system utilises lightweight materials

This system utilises lightweight materials to reduce overall vehicle weight and optimize power and torque through the entire rev range

*Some images show our optional carbon engine cover

you need to order the G8x corresponding item

The high-flow downpipe produces an enhanced sound that delivers a pure racing emotion and fantastic feedback at high revs

Performance Gain: 12-20hp

S58 Flex Fuel ECA kit Chassis Fitment:M3/M4 This system utilises lightweight materialsNow that S58 tuning software supports true CAN based Flex Fuel tuning, we are offering our own plug and play ECA solution! With CAN, there is no longer much of a need for Bluetooth ethanol sensors. A CAN based ethanol sensor, can not only monitor ethanol content, but it will also directly communicate with the DME for full Flex Fuel operation. With a Flex Fuel tune, the DME will automatically adjust the tune from a high powered E85 map, all the way to