F Frank_Black New Member Aug 25, 2006 1 0 0 Aug 25, 2006 #1 Aug 25, 2006 #1 I'm having a 5L EFI put in my 1978 and wonder if I need cat-cons on it. The guy doing it says my exhaust will smell if I don't.
I'm having a 5L EFI put in my 1978 and wonder if I need cat-cons on it. The guy doing it says my exhaust will smell if I don't.
Wart I'm Mad as HELL and I'M not Gonna Take it ANYMORE! Founding Member Sep 1, 1998 408 3 58 NE Ohio Aug 25, 2006 #2 Aug 25, 2006 #2 Try this from Manhattan Oil .
