BMW 135i N55 E82/E88 - Tuning xHP Gearbox Tuning:Stage 1 With the engine cool we

With the engine cool we were able to get to work with our custom tuning

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BMW 135i N55 E82/E88 - Tuning xHP Gearbox Tuning:Stage 1 With the engine cool weEngine Tuning Stage 1 TRS Engine Tune STG 1 Power increased to 380 400BHP and 620NM of torque when using 99 RON fuel. Dyno graph featured shows car tuned on 95 RON fuel *Power figures are climate, fuel quality and vehicle dependant, earlier cars using numatic wastegate control will typically make 15HP less than the later electronic waste gate cars. *Power figures are real figures we have seen on our dyno, these numbers are sometimes less than seen on