DME Tuning BMW E9X M3 S65 ECU Tune


Performance tuning for your BMW gives it a more efficient and effective ECU mapping which favors power delivery over comfort. DME software tunes give BMW drivers a noticeable upgrade in their car's capabilities, engine management change your vehicle deserves.

DME Tuning is an Automotive Tuning Company that provides engine tuning software to automotive adrenaline junkies with cutting-edge technology. We are confident that we help our clients feel empowered and limitless. Let's go faster...

OBD tunes allow customers to simply plug and upgrade their ECU. We will ship you our DME cable along with instructions.


Factory  420HP and 295TQ

Stage 1  439HP and 318TQ

Stage 2  446HP and 332TQ

Product ID: DME-S65M3-TUNE