stock exhaust size

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Nov 5, 2008 | 11:08 PM

drewski44

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1st Gear

Joined: Oct 2008

Posts: 23

stock exhaust size

whats the stock exhaust diameter for my 99 audi a4 2.8L quattro?

Nov 6, 2008 | 02:34 PM

airguard350

Tech Guru

Joined: Jul 2008

Posts: 5,540

From: Lunatic Fringe

On my '98 2.8 it's 2 1/4" into the resonator then 2 1/2" out of the resonator and into the muffler.

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