Emissions question: stock or RT cat?
Re: Emissions question: stock or RT cat?
Originally posted by SlavDaddy
If you get an aftermarket Y-pipe, which cat would procide lower emissions, stock or rt cat? I would guess RT but I am quite often wrong
If you get an aftermarket Y-pipe, which cat would procide lower emissions, stock or rt cat? I would guess RT but I am quite often wrong
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