The BMW N54 engine is one of those rare modern powerplants that arrived with a bang and never really stopped making noise. The N54 motor debuted with a mission: to combine BMW's traditional inline-six ...

Ralph Hanson November 19, 2008 Comment Now! In an effort to address specific noise concerns, BMW in the United States updated the turbocharged engine software on 335i/xi and 535i/xi models built from ...

I remember the shock, the screams, the pitchforks. It was 2007 and BMW just unveiled its first twin-turbocharged car ever, the N54-powered 335i. Local villages were being barbecued while BMW fans ...

Which BMW roadster sounds better? The high-revving 3.2L S54 engine in the Z4M E85 or the turbocharged 3.0L N54 in the Z4 35i E89? This sound comparison features cold starts, revving, drive-bys, and ...