Originally Posted by PimestiLL
this is not true i happen to work at a muffler shop i'd say to go with 2 1/4 catback welded in custom bent with a Tubemaster custom pipe bender.... i've always had great results i do ruffly 10 integra's a week...
he wasnt refering to changing stock pipe for performance purposes, he was merely stating that in this guys case only replacing the stock muffler with equivelent stock muffler there was no reason to touch the stock piping if it was still in good shape.