I have stock quiet mufflers right now, and there's no mistaking my motor for a 318. It's not wild and crazy, but there's definitely something going on there. I'll know more once I get the new exhaust on.

Here's his info, I don't represent him or have any affiliation with him, just a very satisfied customer. I just called him up and ordered with a credit card. He even spent time talking to my engine shop during the build process, giving recommendations and advice:

Mr. Six Pack
Bob Karakashian
(248) 477-7776
mr6pk@hotmail.com