Aftermarket catalytic converters for the S6?
Hi folks,
what is the way to go here?
All metal or ceramic compound?
Guess I want to do a twin set-up for my 4.2 - or is single the better option?
I am working on a custom exhaust set-up, but wanna keep it emission legal...
Robb
what is the way to go here?
All metal or ceramic compound?
Guess I want to do a twin set-up for my 4.2 - or is single the better option?
I am working on a custom exhaust set-up, but wanna keep it emission legal...
Robb
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PeterNil
Intake, Headers and Exhaust
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Mar 14, 2013 09:33 AM




