Calling all V8 owners that want a high flow Y-pipe!!! I can do it. Need your help!

Darn emissions requirements...

I wonder if i could get away with shorties and cats, matched up with this y pipe...and downstream spacer or simulator...

*visual inspection* see, there's cats there!
 
my understanding is it will work without rear cats. if thats the case i dont need rear cats but i like clean air. my 03 only has one rear cat and im interested to know if 05 dual rear cats will fit?
 
Vouch

I’ve been a lurker on here for a while but had to make an account simply to say thank you to Jason for being so awesome to work with. I got a longtube y-pipe setup ordered through him and can not wait for it to show up! Prompt response, killer service. I’ll post when they arrive. :reddance:
 
Thanks!

Thanks for the awesome service & great deal Jason. Can't wait to get my long tube header, Y-pipe & Gibson cat-back exhaust on my truck!

Anyone else considering this... Jason is awesome. Super-responsive and really helpful.

Right now! call me to order, can finally take orders. If you're 100% on these long tubes and or the Y pipe I suggest calling now so you get a set. Maybe about 2 weeks to your door! I can't post prices on here yet, so call and get you set reserved.

717-319-2100
 
I’ve been a lurker on here for a while but had to make an account simply to say thank you to Jason for being so awesome to work with. I got a longtube y-pipe setup ordered through him and can not wait for it to show up! Prompt response, killer service. I’ll post when they arrive. :reddance:

Great! Mucho gracias. Posts like this keep me in a good mood.

Below are the shorty's. If you want the long tubes and y pipe, call or text 717-319-2100 24/7, I will be around all weekend.

Doug Thorley 03-04 headers

Doug Thorley 05-09 headers
 
Approaching 200,000 and I am thinking it might be time to do similar install. I am interested in how thie y pipe looks
 
Any of these headers ship out yet? Post some pics people.

Long tube headers shipping around the 22nd or 25th aprox. They are going fast, so if you want a set from this batch, let me know. Now, if you are ordering a Y pipe by itself, it's IN STOCK, only have 3 left!

Below are the shorty's. If you want the long tubes and y pipe, call or text 717-319-2100 24/7, I will be around

Doug Thorley 03-04 headers

Doug Thorley 05-09 headers
 
So does that mean if we already bought a Y pipe its shipped!?

Only if it was a Y pipe only will it ship this week. If it was a Y pipe and headers ordered together, will ship in about a week from now when the headers are done together.

UPDATE, the the 3 y pipes that I had left earlier were all sold today! BUT, a few more Y pipes coming in 3/22, so anyone that hasn't ordered a Y, you can get one again shortly. Call or text 717-319-2100 24/7.
 
I'll attempt to help turn this thread into the 60 some pager that the shorty DT headers thread grew into and also brew up some more excitement.

I received my shipping info so I should have a ypipe by next week!
 
[MENTION=284296]Jason_B[/MENTION] any part numbers for the long tubes and y-pipe published yet?

EDIT: Never mind,

Found it in the email [MENTION=331148]fastlane1000[/MENTION] shared a few pages back...

TLDR:

Long Tube Header Part Number: THY-563Y-LS-C

Y-pipe Part Number: 89230

Here is an update I received in response to my e-mail. Jason B, I just plugged you on GXOR as well.

Lane Gordon
2:33 PM (1 hour ago)
Hi, I read in the T4R forum that you guys are about to release a Y-pipe for the V8 4Runner. I am interested in one for my 2005 Lexus GX470. It should fit no pro

Info <[email protected]>
4:11 PM (2 minutes ago)
to me

Good morning Sir,



Thank you for reaching out to us here at Doug Thorley Headers. Currently we have begun our 1st production run and estimate that we should be ready to ship by 3/22. Unfortunately we have to finish the 1st run to know exactly how much time is spent to cost the components correctly but is appears that the Long tube T304 SS Tri-Y headers with O2 extenders will be in the $825ish range. The Y-pipes are expected to be in the $500ish or less range which are also T304 SS with resonators.



We appreciate the interest in fitment verification but we are certain that these new components will work with factory connections. The long tubes and Y-pipe either together or by themselves with be bolt in applications. The Y-pipe will also connect back to either the factory exhaust or any aftermarket system that connects to the factory connection point of the y-pipe. Below are the part numbers and description for your vehicle when they are ready.



THY-563Y-LS-C : 2005-2009 4.7L 4Runner / GX470. T304 SS Long Tube Tri-Y Headers, 1-5/8” primaries to 2-1/4” collectors. Ceramic coated inside and out, Lifetime Warranty and includes O2 sensor extensions.



89230: 2003-2009 4.7L Runner / GX470, T304 SS Y-pipe with resonators and O2 bung plug for the 03-04 models.

If you have any further questions please feel free to contact us at any time.

Best regards,

DTH Customer Service Team
1280 Graphite Dr. Corona, CA 92881
Phone (951) 739-5900
Web: Best Performance Headers | Truck Headers | Vehicle headers | Exhausts
Like us: Doug Thorley Headers - Home | Facebook
 
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I'll attempt to help turn this thread into the 60 some pager that the shorty DT headers thread grew into and also brew up some more excitement.

I received my shipping info so I should have a ypipe by next week!

60 pages! Ha. I've gotten so many phone calls with people thanking me and it feels good, but I also have to thank all of you that made the calls to help as well.

[MENTION=102822]JONBOY345[/MENTION] - thanks for that. I missed the post.

I have EXCLUSIVE RIGHTS to these parts for a while. This is to help you guys out and be able to make sure ALL that wanted these get a set! First batch gone and sold out, 2nd batch coming in friday aprox, way earlier than expected.

If you want to order set call or text me at 717-319-2100 - or to see install PDF's etc. I'll be around all weekend too. (If you are ordering HEADERS and a Y PIPE I'll do my best.
 
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Long tube headers shipping around the 22nd or 25th aprox. They are going fast, so if you want a set from this batch, let me know. Now, if you are ordering a Y pipe by itself, it's IN STOCK, only have 3 left!

Below are the shorty's. If you want the long tubes and y pipe, call or text 717-319-2100 24/7, I will be around

Doug Thorley 03-04 headers

Doug Thorley 05-09 headers

Hopefully the 22nd!

I’m itching to get mine installed.....
 
Y pipe is out for delivery! :frog:

Edit: its here, no time to install today but hopefully this week. Parts looks like any other DT production y pipe, not nearly as pretty as the prototype unit but let's be honest I'm not here for the looks.
ff7b4ab641d32c1fa1f625b150f432ee.jpg
 
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Y pipe is out for delivery! :frog:

Edit: its here, no time to install today but hopefully this week. Parts looks like any other DT production y pipe, not nearly as pretty as the prototype unit but let's be honest I'm not here for the looks.
ff7b4ab641d32c1fa1f625b150f432ee.jpg

Lets see some pics when you Bust it open.
 
Seconded for pics, also could you make some sound clips of before and after?

Interested in how the resonators in the y-pipe will affect the exhaust tone.
 
Quick unboxed pic. Packaged well and marked to fit 4th gen v8 and gx470, comes with hefty clamp for center joint but I may end up welding this once installed. Instructions say to reuse stock gaskets unless worn or damaged so I'd recommend ordering new gaskets while you're at it. I'm using reflex flat gaskets at the header joint due to my flat flanges welded to my headers anyway and will try to reuse the donut at the spring joint. I have a few before videos in my build thread header post and will add some after y pipe install for comparison.
9390b2f4599369e655b779b64580bf27.jpg
 
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Quick unboxed pic. Packaged well and marked to fit 4th gen v8 and gx470, comes with hefty clamp for center joint but I may end up welding this once installed. Instructions say to reuse stock gaskets unless worn or damaged so I'd recommend ordering new gaskets while you're at it. I'm using reflex flat gaskets at the header joint due to my flat flanges welded to my headers anyway and will try to reuse the donut at the spring joint. I have a few before videos in my build thread header post and will add some after y pipe install for comparison.
9390b2f4599369e655b779b64580bf27.jpg

Thanks for posting pic. Sexy I must say.

Call to order soon, 3 left now as of today! It's going to be a while after these go.

717-319-2100 call/text 24/7
 

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