Evolve Remap - BMW E8X 1 Series 135i 306hp (N54)Evolve really are at the fore front of BMW 135i Performance Tuning with our 135i ECU and performance upgrades fully tested on our dyno aswell as countless hours on UK tracks and the Nurburgring. Being one of the first to upgrade the 135i we have an indepth understanding of how to go about turning the 135i into a true M3 beater. Our Stage 1 upgrade is a fully integrated and highly developed ECU remap. Through careful remapping of the factory BMW DME
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