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Which LT Headers to get?

beefcake

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jayman33

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bvdawg13

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The problem with SW isn't the headers. The headers have been proven here by several members that it performs as well as the other brands. But so far Barrel is the only one to dyno a full SW set up, I have the same set up but haven't dyno'd. So there has been no test to prove the SW catback isn't restrictive.

Beef you keep saying you have this set up on your 8 sec shop car, but that car obviously has a lot more than an exhaust so obvious power. Plus theres a difference in the SW exhaust set up for 11-14' and 15', the 11-14 doesn't have as many resonators as the 15.
 

anotherneon

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The problem with SW isn't the headers. The headers have been proven here by several members that it performs as well as the other brands. But so far Barrel is the only one to dyno a full SW set up, I have the same set up but haven't dyno'd. So there has been no test to prove the SW catback isn't restrictive.

Beef you keep saying you have this set up on your 8 sec shop car, but that car obviously has a lot more than an exhaust so obvious power. Plus theres a difference in the SW exhaust set up for 11-14' and 15', the 11-14 doesn't have as many resonators as the 15.
Do you have links with SW headers and number OTHER THAN Anthonys car which uses a different tuning software, we want to keep this as close as possible when comparing.
 

beefcake

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The problem with SW isn't the headers. The headers have been proven here by several members that it performs as well as the other brands. But so far Barrel is the only one to dyno a full SW set up, I have the same set up but haven't dyno'd. So there has been no test to prove the SW catback isn't restrictive.

Beef you keep saying you have this set up on your 8 sec shop car, but that car obviously has a lot more than an exhaust so obvious power. Plus theres a difference in the SW exhaust set up for 11-14' and 15', the 11-14 doesn't have as many resonators as the 15.
not really,

the headers are the exact same headers, if your doing the full system,

you have the headers, into their retro chambered resonators 3" pipes, then retro chambered exhaust. The only difference is a little bit of routing. which isn't going to change anything as far as power.

once you go to a full system, you take the resonator out of the equations.

like I said, we'd be happy to test the same car out back to back. I don't think your going to see a big difference. we haven't seen that on previous year coyotes. you have some cars dyno higher and some lower. The only way to really know, 100% is to do each system back to back on the same car.
 

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beefcake

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bvdawg13

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Well I retract that statement...Maybe I looked at the wrong one.
 

CY_S550

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bvdawg13

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Here is another example of SW headers and catback w/ JLT intake.
14-2015-Mustang-Exhaust-CAI-Test.webp
15-2015-Mustang-Exhaust-CAI-Test.webp
 

BoomBoy

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Guys that sold cat backs (which have nothing to do with headers) because they thought their dyno numbers were low. MFG were initially reporting gains of 10-15hp with a catback.

Anyone with reasonable sense knows and we said, a catback will never be worth more than a couple hp.

Other catbacks were purchased and dyno'd with the same results and an apology post was even put up, do a search. We personally dyno'd the catback to show the same gains as all the other brands.

That's the problem with the internet, someone types something up, and it's there forever whether its factual or not.

That said, headers and catbacks have nothing to do with each other. I sell a lot of ARH, Kooks, and SW. All 3 brands are usa made 304 stainless. All 3 are great brands. SW is our goto brand, but, if anyone said anything about the other 3, I would say the same thing.

Our best ET on the facory connect SW setup in our daily driven 2011 is an 8.74@159 mph.

The reason we sell more SW is because of 1) Price 2) The modular system.

The sw system has modular cats, meaning, if you swap from catted to non catted, you simply need 2 cat delete pypes that run about $30. And vs versa, if you go from non catted to catted, you only have to slip in the cats. There is no need to buy and entirely new midpipe.

We made 1079 rwhp through the headers with the factory connection clamp. I think they are a pretty nice piece.!

That said.
YOU CANT GO WRONG WITH ANY OF THE THREE!

That pass was almost 3900lbs, full weight daily driver!



Is that with a Procharger? That's pretty impressive!
 

beefcake

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Is that with a Procharger? That's pretty impressive!
lol

that's a vortech,

jt vs ysi

haven't got to dyno with the billet ysi yet :)

edit, i'll add this,

right now were going 8.17 with the billet jt.....

if I wasn't class racing, I'd have a gear drive and xb105 or something on it going for some mid / low 7's
 

ATTFighter

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Hey everyone, i have an appointment next tuesday the 17th to have my stainless works NON-catted headers and stainless works h pipe and jlt cai installed on my 15 gt w/PP and a custom dyno tune with lund. I will post results of baseline and after mods.
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