Quote:
Originally Posted by navair
I didn't have the right nomenclature-google "Grainger 3/4 knockout plug" as an example. Common electrical box plugs. With them in the Fister bypass is short circuited, and the OEM muffler is working as designed. W/O the secondary cats it's a nice improvement over the US sound (probably what the ROW 2 cat 986's sound like).
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Okay thanks any pictures ????
Knock out to me means spring loaded clips ...not sure how that would stay in place.