The E46 M3 (2000-2006) is BMW’s last affordable naturally aspirated gem, with a 333 HP S54 engine, 8,000 RPM redline, and ...
While the standard E46 M3 used a naturally aspirated inline-6, BMW Motorsport believed a bespoke 4.0-liter V8 engine would be perfect to give it a competitive edge against Porsche on the racetrack.