Tubi is the only way to go, if in the case of catalytic converters,get rid of them ,and replace with Larini test pipes. !! ,.just my 2 cents,,good luck , oh by the way ,mine has been on for 12.5 years,with no problems,they are solid stainless steel,and very reliable and durable it seems as well,
Last edited by lucca brazzi; 12-09-2011 at 09:47 PM.