I have to agree here. The S54 is a fantastic engine but the factory setup is just so muted on my E85 M Roadster. There are plenty of aftermarket exhausts, but most of them just amplify the dreaded S54 rasp.
I have to agree here. The S54 is a fantastic engine but the factory setup is just so muted on my E85 M Roadster. There are plenty of aftermarket exhausts, but most of them just amplify the dreaded S54 rasp.
You forgot to remind us where the first images of the C7 were shown.
New from General Motors - electronically activated pushrods.
Turbo through a Supercharger?
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