I curently have a borla exhaust sys. I had the resicnater cut off and still have stock down pipe with the u bend. I still meames very restrictive. I don't know if I will get headers unless I get some for cheap (used). I know the u bend is the 1 st thing i should have taken off but I was thing to get a whole down pipe. A 3" with a high flow cat. Then a 3" all the way back to the y pipe. I don't know if I should have the 3" after the y or 2 1/2". I wont something that sonds mean a hell that you can hear me coming. I don't wont any rasspy sound!!!!! I don't have any idea what mufflers sound assome and mean. I wont it loud but to sound realy good. I won't the most bang for my buck. I spent way way to much on the Borla that sound nice but quiet. I wont to sell it and get some thing diffrent. Were would I go to get it done. I don't wont to spent a whole lot of money. If I sell tne borla for some good $$. PLEASE HELP THANKS!!!!!!!!!!!!!!!!!