BMW S58 vs B58 Engines: A brief look at the differences between MPower and M-Performance.

The S58 is the M-Division&3.0L 6-cylinder engine, producing 480 to 510hp, found in cars like the new M3 and new M4. So how does it compare to the wonderful B58 engine producing a "mere" 382hp? Power 00:49 Engine Designation Explanation 00:56 Fuel Pumps 03:56 Intake Snorkels 04:40 Turbochargers 05:05 Catalytic Converters 05:28 Displacement 06:20 Stroke/Bore Ratio 06:36 Compression Ratio 07:09 Engine Block Changes 07:31 Engine Cooling Changes 08:35 Oil System 09:05 Similarities 09:20 #Akrapovic