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Identify Headers?

Old Nov 26, 2020 | 06:04 PM
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Default Identify Headers?

I will add more pictures as I get them. Someone would like to sell these, they know nothing about them other than that they were on his C5 when he got it. No issues.

Anyone able to identify anything about them from the picture? (Brand, size, etc)
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Old Nov 26, 2020 | 10:44 PM
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Speed Engineering. It's a 1-7/8 inch stainless header that makes great power, joints seal like ****, and are $500 new. I have this setup - and have dealt with the headaches of the exhaust leaks. The fit is excellent on them and they installed from the bottom.
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Old Nov 27, 2020 | 01:45 AM
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Originally Posted by CinciZ06
Speed Engineering. It's a 1-7/8 inch stainless header that makes great power, joints seal like ****, and are $500 new. I have this setup - and have dealt with the headaches of the exhaust leaks. The fit is excellent on them and they installed from the bottom.
Wow, awesome thanks for the quick response. So you’re saying it’s these?

https://www.speed-engineering.com/ls...stainless.html

if so, I think I’m going to pass based on your feedback, my C5 is my DD really don’t want to run into any headaches even if it does make good power.
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Old Nov 27, 2020 | 10:06 AM
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As long as the clamps are replaced with quality ones you won't have any problems
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Old Nov 27, 2020 | 10:11 AM
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Originally Posted by TheGodOfGlory
Wow, awesome thanks for the quick response. So you’re saying it’s these?

https://www.speed-engineering.com/ls...stainless.html

if so, I think I’m going to pass based on your feedback, my C5 is my DD really don’t want to run into any headaches even if it does make good power.
​​​​​​Yup, it's those. The last section of the system you posted is the cut off portion of the factory h-pipe. It is 2.5 inches and the Speed Engineering section is 3 inch. However the factory pipe is actually like 2.45 inches, so the included adapter doesn't seal hardly at all, especially with the included clamps. If you replace all the included clamps with better options and use some exhaust putty under the clamps on the rear two joints you're in business. So if you get them for a great deal ($200 ish) it would definitely be worth it.
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Old Nov 27, 2020 | 10:24 AM
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I ended up using Evil Energy 3" butt joint clamps from amazon, and they sealed the system perfectly.
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Old Nov 27, 2020 | 11:47 AM
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I also have Speed Engineering. Love the kit. I will say if you are going to do it right weld up everything you can. I understand the whole packaging and shipping thing but holy moly that's a lot of joints.

I converted my collectors to Evil Energy 3 inch vbands and then full welded the mid pipe assembly to include 3" high flow cats. Turned out awesome.

IMO they are the best cheap header out there for a C5. Although I would like to have tried the XS Power but no one had them. Pardon the ramble.
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