Originally Posted by maxcichon

I've had my oil catch can (home-built) installed for a few months now and one of the side benefits I've noticed is that no matter what gas I buy (93 only) wherever I buy it, my exhaust tips remain very clean. And I mean NO black sooty crud that y'all know about.

Any one else notice this?

It means to me, in my covoluted way of thinking, that not burning that oily crud is actually quite noticeable. At the rear end of the car...

Yes? No?

I should mention that my design is a very efficient removal tool. Not just an eBay special, even though I used a $20 can and fittings from there to start with!