MaxxECU Race Unit ONLY pulley and labeled connections with OEM

and labeled connections with OEM connectors

Re-mapped 335i oil temp gauge displays coolant temperature

Fastest E9x and e8x have proven this mount kit

Any number of items can be different on your engine

MaxxECU Race Unit ONLY pulley and labeled connections with OEMExtremely versatile engine control system for powerful engines with up to 8 sequential cylinders. Up to 12 in wasted spark. Faster and easier tuning with built in wideband lambda and a built in MAP sensor up to 3 bar 43. 5 psi of boost. Get into serious tuning with advanced functions such as built in E throttle, 8 EGT, knock sensor inputs and superfast Cortex M3 CPU. ECU unit only no accessories