[urq] exhaust stuff

ur.quattro ur.quattro at comcast.net
Sat Apr 8 01:11:11 EDT 2006


Umm the PC term is Test Pipe, not cat delete, I know cause we use test pipes 
for 23 months and the cars do sound subduded when the test pipe is not 
installed. of course we wrap our "non test pipes" in that fancy sticky cloth 
stuff while they sit for the 23 month span between tests, this June could be 
interesting, our first visit to emission tests with 034EFI, we are ready 
with our other .set, prolly go early, no not cocky. Bill
----- Original Message ----- 
From: "Brandon Rogers" <brogers at terrix.com>
To: "Louis-Alain Richard" <laraa at sympatico.ca>; "'Mike Fitton'" 
<rfitton at vt.edu>; "'List Urq'" <urq at audifans.com>
Sent: Thursday, April 06, 2006 10:11 AM
Subject: Re: [urq] exhaust stuff


> metric?  Heck I get plenty of use out of all my 1/2", 9/16", 5/8" and 
> 11/16"
> wrenches, and when those don't fit I always have vice grips and adjustable
> wrenches or pliers!
>
> ha ha.
>
> As for the exhaust - yes cat delete and center resonator delete is great.
> Just did that with my 20V and it brought more of the deep 10V sound back -
> and the performance improvement?  Even better than anticipated.  Yes nice
> bark - even a little raucous, IMO.  Me likey.
>
> Brandon
>
> ----- Original Message ----- 
> From: "Louis-Alain Richard" <laraa at sympatico.ca>
> To: "'Brandon Rogers'" <brogers at terrix.com>; "'Mike Fitton'"
> <rfitton at vt.edu>; "'List Urq'" <urq at audifans.com>
> Sent: Thursday, April 06, 2006 10:21 AM
> Subject: RE : [urq] exhaust stuff
>
>
> Tsss, tsss, Brandon, you must speak "metric" about our cars:
> 60 mm for the 4000Q exhaust, 65 mm for the urQ's. :-)
>
> But you are indeed right about the discrepancies (2.25 in vs 2.5 in).
>
> BTW Mike, Eric's 1985 has actually a 4000Q Starla/Walker exhaust, and it
> sounds (and feels) wimpy compared to my OEM setup. But it bolts right at
> the cat, as you asked.
>
> We will soon install a Ansa AU7007 muffler (any Maremont/Ansa retailer
> can provide you one, even Shokan) at the end of a custom bent straight
> pipe flanged at the downpipe. No cat, no middle muffler. This setup is
> actually the one Brady has on his car, and it sounds real nice... not
> loud, but a little "barky" and still deep bass, (it's the last time I
> try to explain a sound with words in another language...). And it has
> the very nice advantage of being inexpensive...
>
> Louis-Alain
>
>
>
>> -----Message d'origine-----
>> De : urq-bounces at audifans.com [mailto:urq-bounces at audifans.com] De la
>> part de Brandon Rogers
>> Envoye : 6 avril, 2006 11:47
>> A : Mike Fitton; 'List Urq'
>> Objet : Re: [urq] exhaust stuff
>>
>> pretty sure it has smaller diamater tubing - like 2 or 2.25" vs 2.5
>> for urq
>>
>> Brandon
>> ----- Original Message -----
>> From: "Mike Fitton" <rfitton at vt.edu>
>> To: "'List Urq'" <urq at audifans.com>
>> Sent: Wednesday, April 05, 2006 10:08 PM
>> Subject: [urq] exhaust stuff
>>
>>
>> > Anyone ever tried to use a 4KQ exhaust on an urQ or vice versa?  Did
>> it
>> > work?  That flange connection over the rear axle looks pretty
>> diameter
>> > specific, but the flanges on the cat look identical, so I'm thinking
>> > that the cat-backs would be interchangable, even if a bad idea flow-
>> wise.
>> >
>> > -Cheers!
>> > Mike
>
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