View Full Version : pipe diameter ?

12-13-2005, 06:30 PM
Milltek Audi '98-'01 A4 2.8 V6 Quattro Stainless Steel Exhaust


what diameter is used here ?

12-13-2005, 06:43 PM
I could be wrong....and I'm sure someone will prove it...... but I want to say that its 2.5"

12-13-2005, 06:52 PM
i know the milltek 1.8t exhaust it 2.75, i duno about the v6 tho

12-13-2005, 06:55 PM
ya im askin i think im going to go with 2.25 because i heard i need back pressure and it works best this way with a no mod engine because i can't get anything for engine cept the damn 4k supercharger .... damn haha but ya jw if it was 2.25 too ? and im also wandrin if i should stick with my plan of dleteing mid muffler ?