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Where to get 4" cutout?

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Old 09-22-2012, 11:25 PM
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Cool Where to get 4" cutout?

Looking to finish up my exhaust. Going to cut the TSP off road y merge at the point that it is 4" in diameter. Weld a 4" intermediate pipe with a cutout and reduce down to 3" and go over the axle into a hooker Max flow. Just need to find a good source for the cutout.
Old 09-23-2012, 11:56 AM
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I got my electric motor from a member on here, and got the actual pipe from Summit. The motor is a QTP and hasn't given me any issues.
Old 09-23-2012, 12:49 PM
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I also got my QTP 4in cutout pipe from summit.

My Cutout is a DMH but they took over a month to get it to me, their website is deceiving as it shows all the cutouts with a cutout pipe yet they 4in costs more to include the pipe.

I used to have a QTP 2.5in and it worked flawlessly for 3+ years
Old 09-23-2012, 12:52 PM
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DMH also makes high quality 4 inch electric cutouts.
Old 09-23-2012, 01:26 PM
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Originally Posted by torkls1
DMH also makes high quality 4 inch electric cutouts.
Yea the only problem is you have to wait forever to get them. I have friends that have had issues getting them fixed under warranty as well. I wish I knew this before buying one.

But it does look nicely built lol
Old 09-23-2012, 01:49 PM
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I just didn't see the 4" cut out pipe listed on either summit or jeg's, just up to 3.5". I will give one of them a shout and order what I need. Not looking for the electric portion right now, will probably do so in the future. I think getting the merge and intermediate matched up will make a big difference right now, since the merge outlet is only 2.5" right now. 3" would have been OK, but having it at 4" with the 4" cut out at the track will be kick ***. Once I get the exhaust finished, I am gonna try and setup an appointment to have a dyno tune done by Frost. I think that is gonna make the biggest difference in my ride. It was running rich before the header swap and now it is rich as hell.

I am not a dyno guy, but it will be nice to know what it makes and give a good guage on how it should perform at the track. Not to mention Frost is supposed to be the man, so I am hoping to find a few ponies in the tune.
Old 09-23-2012, 02:54 PM
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PM Me for a price on QTPs, are you loping for single or dual?
Old 09-23-2012, 02:56 PM
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I have a race ready 4" cutout pipe and valve...have also had QTP and DMH cutouts. The DMH was alright, but the QTP sucked.
Old 09-23-2012, 03:52 PM
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Originally Posted by Way2Fast
I just didn't see the 4" cut out pipe listed on either summit or jeg's, just up to 3.5". I will give one of them a shout and order what I need. Not looking for the electric portion right now, will probably do so in the future. I think getting the merge and intermediate matched up will make a big difference right now, since the merge outlet is only 2.5" right now. 3" would have been OK, but having it at 4" with the 4" cut out at the track will be kick ***. Once I get the exhaust finished, I am gonna try and setup an appointment to have a dyno tune done by Frost. I think that is gonna make the biggest difference in my ride. It was running rich before the header swap and now it is rich as hell.

I am not a dyno guy, but it will be nice to know what it makes and give a good guage on how it should perform at the track. Not to mention Frost is supposed to be the man, so I am hoping to find a few ponies in the tune.
i bought this merge:
http://www.summitracing.com/parts/FLO-Y300400/

This cutout pipe
http://www.summitracing.com/parts/QTP-10400/

Debating on putting a resonator between the merge and the cutout
Old 09-23-2012, 03:58 PM
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Thanks for the link.
Old 09-23-2012, 03:59 PM
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You're welcome, thing's can be hard to find sometimes...
Old 09-23-2012, 09:15 PM
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Got the pipe, cutout and reducer ordered. Picked up a poly trans mount while I was at it.lol

Should be here mid-week. Hope to finish up by the weekend. Can't wait to here it, hope it doesn't sound too ghetto.
Old 09-23-2012, 11:32 PM
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If you ever get an electric cutout have a turndown made for it...it will help. It'll be loud if you leave the manual cutout open lol



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