sup ya'll trading my 01 in for 03 this week or next whenever the sonic blue hits the lot. I am purchasing exhaust. I have 2 magnaflow 4inch round 14 i believe is the length and am hearing many different stories from suppliers but woult like some expert advise here. Do i need an X-pipe or not. has any one dynoed with adn w/o to see diff. I am alos trying to find some traight cut tips with no rolled edges, going to go for the stock truck look with dual flat cut tips, not slash cuts. if you all know where i might be able to find them to, i would appreciate it all advice. Thank you guys.