Quote:
Originally Posted by IISevv
I just bought a full bolt-on 2007 335i and absolutely the car with one exception. It has catless downpipes with no secondary cats and there’s an extremely strong burnt gas smell from outside the car as well as inside at a stoplight with the windows down (It’s not a leak). I know that no cats will increase the smell but I have been in multiple 335’s with catless downpipes and none smelled this bad-any reason for this?
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Well you said you don't have second cats. Maybe the 335s you have been in only had downpipes and still 2nd cats?