One of the speakers mentions that he's putting a S54 engine into his E30 M3. The S54 is a straight-6 engine that was produced from 2000 to 2006 and found in the E46 M3, Z3 M Coupe/Roadster, and Wiesmann MF3.
"One speaker is interested in car modifications and the speaker mentions he is installing an S54 engine."