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DMH Exhaust Low Profile Cut Outs

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Old 04-29-2011, 02:08 PM
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Default DMH Exhaust Low Profile Cut Outs

It seems like these are only sold in pairs. Does anyone know where I can buy just one? If not, maybe I'll just run both the dual cut outs on a single pipe, for maximum noise transfer, haha.

Also, where's the best place/person to buy these from?
Old 04-29-2011, 02:10 PM
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Speedinc has singles.
Old 04-29-2011, 02:13 PM
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Seems like the singles are only for the normal cut outs, not the low profile ones.
Old 04-29-2011, 02:15 PM
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Byunspeed has the low profile ones that you can buy in singles.

Go here, and then scroll to the bottom.

http://www.byunspeed.com/index.php?manufacturers_id=500

Byunspeed FTW!
Old 04-29-2011, 02:20 PM
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Awesome dude! Been looking around all over online, but no hits.

Just out of curiosity, anyone ever run two side by side with each other on a single pipe?

Also, are most of you guys putting it after the cat?
Old 04-29-2011, 02:36 PM
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Keep in mind with a quality welder/exhaust guy, you can put these little bastards almost anywhere. A lot of guys have done dual cutouts by putting them on the Y just after the headers and before the merge. Personally that's the route I'd take if I had an Offroad Y. With a Catted Y, you can probably do the same thing, but they'd have to be further back as to not interfere with the rear o2 sensors... unless of course you have them tuned out. Good luck with whatever you decide. I'm sure you won't be disappointed.
Old 05-02-2011, 12:50 PM
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Cool. Thanks for the info. I am going to put in the order now.

-Don
Old 05-03-2011, 02:05 PM
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I ordered mine direct from dmh. He sells them in singles as well. Waiting on ups today
Old 05-04-2011, 01:50 AM
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I've got dual DMH low profile cutouts right at the headers in my y-pipe.

Picked up 13 rwhp 13 rwtq I believe with them open versus closed.

1 7/8 inch Texas Speed headers -> TSP ORY -> Magnaflow catback

I have the switch hidden in my cigarette lighter Very awesome setup IMO
Old 05-04-2011, 11:58 AM
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Originally Posted by Gaunt
I've got dual DMH low profile cutouts right at the headers in my y-pipe.

Picked up 13 rwhp 13 rwtq I believe with them open versus closed.

1 7/8 inch Texas Speed headers -> TSP ORY -> Magnaflow catback

I have the switch hidden in my cigarette lighter Very awesome setup IMO
What are your mods?thanks
Old 05-04-2011, 12:03 PM
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Originally Posted by blown99bergerssclone
What are your mods?thanks
Almost stock LQ9 (Just has a Predator Z 230/228 cam). Untouched heads.

Has the bolt-ons mentioned above plus an LS6 intake. That's really it as far as go fast parts.

And nitrous, but that doesn't have a bearing on this discussion. I did two NA dyno pulls back to back with the cutouts closed/open to come up with that rwhp/rwtq gain that I cited above.
Old 05-04-2011, 01:56 PM
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^^^^^^ thanks just wondering. I'm doing a 402 with procharger and nx wet through tsp 1 7/8 and ory with 2 low pro dmh's and 3" cat back. Just wondered what to expect I'm figuring on a larger gain when open with my setup though.

Have any pics of exhaust w cutouts?
Old 05-04-2011, 03:10 PM
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Originally Posted by blown99bergerssclone
^^^^^^ thanks just wondering. I'm doing a 402 with procharger and nx wet through tsp 1 7/8 and ory with 2 low pro dmh's and 3" cat back. Just wondered what to expect I'm figuring on a larger gain when open with my setup though.

Have any pics of exhaust w cutouts?
I don't have any good pics, but I plan on doing a similar setup. 408/F1A blower. Already have the 9 inch in. Needs a 4L80e and I should be good to go.
Old 05-04-2011, 06:33 PM
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Talk to Jake at jakes performance for the trans



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