BMW 135i N54 – Stage2 98RON

BMW 135i N54 – Stage2 98RON

BMW 135i N54 – Stage2 98RON N54 engines can get boosted performance with an upgraded downpipe, an upgraded intercooler and boost pipe. By remapping the stock ECU with a Stage 2 ECU remap we increase boost pressure, adjust fueling and ignition accordingly. The engine’s rev limiter is...

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