First I bought a set of stock looking tips, stainless steel, same length but a little wider. Then I thought to myself, why spend all this money to look stock? So I bought a set of Magnaflow 4" tips, 18" long. Now we're talkin. Pics in a week or two 
, lol. My exhuast right now consist of no mufflers and 3.5 chrome 45 cut offs out the back alot like turboriches. Ive decided to customize the :q:q:q:q out of my car so Ive decided to upgrade the exhuast, cats are gonna go resonator 2 how would a 2in 1 out magnaflow in place of the 3rd cat sound, loud isent a issue I just want to know will that be enough back pressure? Cant wait till I get the car painted from there im throwing on some bullets 17x8 maybe 9 in the back still thinking