Help!! Took cats out... now what??
new manifolds with 2.75" piping from manifolds down to just befor the rear o2 sensors an then factory till 2 feet b4 the muffler an then 3" all the way back from there.. an that dynomax in there too.. hiflow cats off ebay???
Last edited by v8isgr8; Aug 1, 2008 at 12:19 AM.


