21-10-2013, 07:17 PM
What's the backbox on the audi like, is it baffled?
Will sound pretty rumbly if you go 2.5" straight to a rude-boy backbox. You can make it sound raspy, but you'll need lots of gas velocity, in which case you want to stick to 2.25" piping and may as well use the midbox as a backbox.
Will sound pretty rumbly if you go 2.5" straight to a rude-boy backbox. You can make it sound raspy, but you'll need lots of gas velocity, in which case you want to stick to 2.25" piping and may as well use the midbox as a backbox.