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Posted May 13, 2018 2339 0

BMW M135i F20 – Etuners Stage1 98RON Upgrade specifications 98RON fuel Etuners Stage1 ECU remap. Flashed via the OBD2 port. Performance...

Posted January 18, 2018 3092 0

The BMW 135i series M F20 features a N55 3.0 L straight 6 turbo engine that is very tunable. Calibrating the engine setup for an endurance...

Posted August 3, 2016 3380 0

BMW 135i N54 – Stage2 98RON N54 engines can get boosted performance with an upgraded downpipe, an upgraded intercooler and boost pipe. By...