Very strange smell. Stumped

[Grumpyjoewv]

That’s something else I didn’t think of. Thanks Skydog. I replaced the gasket and clamp and the issue is still present. It’s pretty cold here in WV tonight and it’s way more noticeable when it’s cold. I can’t tell what it is. It smells like an exhaust leak, but there’s a hint of something else. Just can’t figure out what it is. I’m still lookin’