This complete kit converts your Mercedes M104 engine in W201, W124, W202, W210 und weiteren Modellen to electronic fuel injection. You receive all essential components for your conversion and only need to select the Maxx ECU that suits your project. This also provides a perfect foundation for a turbo build with intake manifolds and turbo manifolds also available from TE-Motorsport.
Components
The kit includes the following components:
- Mercedes M104 Maxx ECU Wiring harness
- Mercedes M104 Crankshaft trigger kit
- Mercedes M104 Fuel rail
- 6x Coil on Plug Einzelzündspule
- 6x Bosch Fuel injector
Sensors
Diese Sensors sind im Lieferumfang enthalten.
- Intake air temperature sensor M14x1,5
- Throttle position sensor
- Coolant temperature sensor M14x1,5
- Bosch LSU 4.2 Oxygen sensor
- 2x Bosch Knock sensor (requires Maxx ECU RACE)
Tuning Your M104 EFI Kit
Exclusively from us in addition to the EFI kit itself you can also book a basemap tailored to your setup, eine Remote-Inbetriebnahme deines Motors mit Überprüfung aller Sensors, as well as dyno tuning. This saves valuable dyno time and provides a professional tune tailored to your engine. Contact us for a complete package quote.





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