BMW 335i N54 E90/E91/E92/E93 Tuning xHP Gearbox Tuning:Stage 1 The M54B30 is legendary for

The M54B30 is legendary for its reliability and all-around performance

AIRTEC Motorsport front mount intercooler upgrade for the BMW M2/M135i/M235i/335i/435i (N55)

Our goal when tuning the N55 M135i/235i was to give the N55 that much-needed performance and excitement of a true M engine

We've given the M54 some high-end urgency that was really missing before

just let us know what you want and we'll see if we can cater for you or guide you through the process

BMW 335i N54 E90/E91/E92/E93 Tuning xHP Gearbox Tuning:Stage 1 The M54B30 is legendary forEngine 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