23-09-2012, 12:55 PM
2.5" from the turbo down to where the cat would join then down to 2.25" with a decent backbox at the back, no need for a midbox IMHO if the backbox is good... A single backbox will remove all the noise as long as it's packed well enough...
No real need for 2.5" all the way back....
No real need for 2.5" all the way back....