What is the engine code for the BMW M3's inline-six turbocharged engine?

1 Answers
LeAlexis
07/30/25 3:37am
The engine code for the BMW M3's inline-six turbocharged engine is S55B30, which is a twin-turbocharged engine. Twin-turbocharging is one of the methods of turbocharging. A turbocharger is an air compressor driven by the exhaust gases produced by the operation of an internal combustion engine through a structure composed of two coaxial impellers. Its function is similar to that of a supercharger, as both can increase the air flow into the internal combustion engine or boiler. The exterior of the BMW M3 continues BMW's signature sharp lines and muscular design, fully showcasing the personalized style of the BMW 3 Series. The car's elongated engine hood, highly dynamic long wheelbase, noticeably rearward-positioned cabin, and short front overhang clearly demonstrate the BMW 3 Series Coupe's more sporty inclination compared to the regular 3 Series.
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