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De-cat ....worth doing or not

Posted: Wed Aug 24, 2016 5:59 pm
by scotty493
I have a miltek cat back exhaust, is it worth de catting the RS4 B7 or not?
What are the pro's and con's

Cheers

Re: De-cat ....worth doing or not

Posted: Wed Aug 24, 2016 6:08 pm
by MikeFish
Scotty, you should post in the B7 forum for more responses as some people only read specific forums and not browse them all.

But to answer your question, it will give you more noise and more power but on the downside you will need a remap to get rid of the error codes, it will fail the MOT (so you need a friendly mot guy or swap your exhaust every year), and risk getting pulled by the police for your really noisy car or at the very least draw more attention to yourself when driving enthusiastically.
Only you know if it is worth it or not. To me it's not worth the hassle, but others with friendly garages and friendly local police think it is worth it.

Re: De-cat ....worth doing or not

Posted: Wed Aug 24, 2016 6:13 pm
by scotty493
Cheers bud

Re: De-cat ....worth doing or not

Posted: Tue Sep 13, 2016 5:10 pm
by AP83
I've decatted mine and the turbos spool up much quicker. And you can really hear the turbos. I like it. Others might not.

Re: De-cat ....worth doing or not

Posted: Tue Sep 13, 2016 5:16 pm
by AP83
Granted. You won't hear the turbos....

Re: De-cat ....worth doing or not

Posted: Tue Oct 18, 2016 5:42 pm
by jaysrs4
AP83 wrote:Granted. You won't hear the turbos....
This is true, especially on a B7! :P