Intake & Exhaust Questions and info regarding various aftermatket exhaust systems for the G35 (Headers,Y-Pipes, and Cat-Back Systems)

Modified art pipe to a 3" test pipe

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Old Mar 6, 2012 | 08:09 AM
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Modified art pipe to a 3" test pipe

Has anyone tried to modify the ART pipes and put the resonators on a 3" test pipe for more flow?
 
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Old Mar 6, 2012 | 03:06 PM
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Contact Tony..
 
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Old Mar 6, 2012 | 08:42 PM
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I already asked him about this and he wouldnt reply with an answer. Tony said I had to buy a set and cut em up and make em myself.
 
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Old Mar 7, 2012 | 04:15 AM
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Just buy the side resonators from him and ask a mufler shop to weld them on at the right location.

I am doing something similar but with my axleback.
 
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Old Mar 7, 2012 | 08:59 AM
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Like I didn't think of that before and try that? He wouldn't sell them to me.
 
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Old Mar 7, 2012 | 09:05 AM
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That's too bad. He sold tem to me no problem, but probably because i have more history with him. GL
 
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Old Mar 7, 2012 | 10:07 AM
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I don't see the point in this. You'll lose power with 3" test pipes if you're N/A. Even if you're running a high PSI turbo setup where it would benefit you, I don't think this would be much better (if at all) than regular 3" test pipes. The dynos I've seen have shown ART pipes don't really help when turbo.
 
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Old Mar 7, 2012 | 03:41 PM
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Yeah, i think they've already deemed the narrower pipe diameter as producing more power and torque when that close to the engine.
 
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Old Mar 7, 2012 | 03:48 PM
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There is a strong, proven, real reason why Tony specifically manufactured ART Pipes to be 2.25". Are you really considering changing something a former rocket scientist created based on insane testing and precise numbers?

You might want to read this thread:
http://my350z.com/forum/intake-exhau...k-for-n-a.html

Specifically post 15 by Tony.
 
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Old Mar 7, 2012 | 05:45 PM
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Originally Posted by DrewDrew
There is a strong, proven, real reason why Tony specifically manufactured ART Pipes to be 2.25". Are you really considering changing something a former rocket scientist created based on insane testing and precise numbers?

You might want to read this thread:
http://my350z.com/forum/intake-exhau...k-for-n-a.html

Specifically post 15 by Tony.
Yeah really just leave the art pipes alone.. Tony knows what he is doing..
 
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Old Mar 8, 2012 | 08:16 AM
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Originally Posted by ryanm8
I don't see the point in this. You'll lose power with 3" test pipes if you're N/A. Even if you're running a high PSI turbo setup where it would benefit you, I don't think this would be much better (if at all) than regular 3" test pipes. The dynos I've seen have shown ART pipes don't really help when turbo.
I have a fully built motor, cams etc,... T Trim Vortech with larger cog and smaller pully. Currently 15 pounds of boost. My only question and concern is the smaller restrictive test pipe. I went from a 3 inch test pipe to a 2 1/2 inch test pipe with the ART attachment. I dont know who else has thought this through or done it before. I'm only thinking of freeing up more restrictive exhaust and quieting it down.

So its not a turbo.... I guess my only question is will a 3" test pipe w/art attatchment be better than a 2 1/2 inch test pipe w/art attachment to the 3" dual turbo tdx exhaust on a supercharged application?
 

Last edited by stusg35; Mar 8, 2012 at 08:38 AM.
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Old Mar 8, 2012 | 09:13 AM
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Originally Posted by DrewDrew
There is a strong, proven, real reason why Tony specifically manufactured ART Pipes to be 2.25". Are you really considering changing something a former rocket scientist created based on insane testing and precise numbers?
Exactly....^....!
You're better off not buying something that works like the ART Pipes if you're just going to destroy them! Exhaust making to much noise, change what's down stream like the mufflers....Gary
 
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Old Mar 8, 2012 | 09:56 AM
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Originally tought you had a good amount of power with turbo hence the reason why you used the 3". For SC that 3" is only going to make things louder and probably even make you lose power depending on the amount of overlap you see with the cams you have.

The ART pipe will only slightly reduce your noise level. It does more on reducing rasp and drone, to some extent. If your goal is to reduce loudness, then you are probably better off just modifying your axlebacks by adding mufflers or switching your 3" XYZ+TDX mid with 2.5" ones.
 
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Old Mar 8, 2012 | 11:46 AM
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For a supercharged car, I gotta think the unmodified ART pipes would make more power. Even if you're turbo, I wouldn't think you would need a larger test pipe unless you're pushing over 500rwhp.

You could always buy some cheap 2.5" and 3" test pipes from Ebay and compare
 
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Old Mar 8, 2012 | 10:25 PM
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I'm over 500 whp. I used a 3" test pipe with fast intentions exhaust before. I blew it apart. Thats why I went to a 3" exhaust. The ART pipes were to get rid of the dreaded drone and try to quiet it down some. But I gotta say, that 3 " exhaust sounds sweet. It is a bit louder, but It's OK. I'm the only one that I know of in my state (WI) that has a car like this with this set up. I'll dyno it soon and see where I am.
 
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