Why does my exhaust smell sour??????????

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Jul 20, 2008 | 01:02 PM

trboA4

Thread Starter

Junior Member

Joined: Jul 2008

Posts: 2

Why does my exhaust smell sour??????????

does anybody know why exhaust fumes smell sour from 03 a4 1.8t

Jul 20, 2008 | 01:14 PM

audiprotein

3rd Gear

Joined: Sep 2006

Posts: 2,254

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RE: Why does my exhaust smell sour??????????

Stock or Aftermarket?
Maybe your cats are on their way out.

Jul 21, 2008 | 12:38 PM

Papachristou

2nd Gear

Joined: Apr 2006

Posts: 1,122

From:

RE: Why does my exhaust smell sour??????????

usually common with blown cat or after installing test pipe!

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