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Exhaust Valve Always Open
Software changes to alow for Secondary Air pump removal
WOT shiftpoints are changed to keep the M57 engine in the optimal torque range during acceleration
which doesn't have to be the case
BMW 335i N54 E90/E91/E92/E93 Tuning xHP Gearbox Tuning:Stage 1 Exhaust Valve Always OpenEngine Tuning Stage 1 TRS Engine Tune STG 1 Power increased to 380 400BHP and 600NM 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
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