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Headers install DIY? Any welding required?

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Old Sep 15, 2023 | 04:34 PM
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Default Headers install DIY? Any welding required?

I've looked at some previous posts, but there's not much info on the moving of some 02 sensors, which I believe needs to happen? Has anyone done just headers ONLY themselves? I have a lift/quickjack, and have done header and exhausts installs on other cars... but not if there is welding required. By the way, it's crazy that headers are the price of a full exhaust... but I want more power without having to tune the car. Yes, I know it's not a lot and the car isn't supposed to be fast, etc etc... but even 10% more power and noise is worth it to me.
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Old Sep 16, 2023 | 12:43 PM
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Hi,

Our headers do not require welding to install.
The primary o2 sensor location is moved down past the collectors and it comes with wiring extensions so the o2 sensors will reach.

Originally Posted by rileydawgg
I've looked at some previous posts, but there's not much info on the moving of some 02 sensors, which I believe needs to happen? Has anyone done just headers ONLY themselves? I have a lift/quickjack, and have done header and exhausts installs on other cars... but not if there is welding required. By the way, it's crazy that headers are the price of a full exhaust... but I want more power without having to tune the car. Yes, I know it's not a lot and the car isn't supposed to be fast, etc etc... but even 10% more power and noise is worth it to me.
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Old Sep 16, 2023 | 01:02 PM
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Great, thanks. Would you say the tone of the exhaust changes with headers or just loudness? As compared with just your midpipes for example?
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Old Sep 16, 2023 | 01:15 PM
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Headers and catless midpipe would get you a louder higher pitched sound with a little rasp from not having cats.




Originally Posted by rileydawgg
Great, thanks. Would you say the tone of the exhaust changes with headers or just loudness? As compared with just your midpipes for example?
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Old Sep 16, 2023 | 01:41 PM
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I’m in CA… have to have cats. I do love the higher pitch tone of the stock exhaust, would to keep that tone.
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Old Nov 4, 2024 | 08:32 AM
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Originally Posted by rileydawgg
I've looked at some previous posts, but there's not much info on the moving of some 02 sensors, which I believe needs to happen? Has anyone done just headers ONLY themselves? I have a lift/quickjack, and have done header and exhausts installs on other cars... but not if there is welding required. By the way, it's crazy that headers are the price of a full exhaust... but I want more power without having to tune the car. Yes, I know it's not a lot and the car isn't supposed to be fast, etc etc... but even 10% more power and noise is worth it to me.
Reviving thread...

Have you attempted this? PPE has instructions for the ISF and RCF but they don't have one for the LC500. How long did it take you, if you done it? What was the more difficult part(s)?
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Old Nov 4, 2024 | 09:57 AM
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^^^^

https://www.clublexus.com/forums/lc-...st-system.html

Lou
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Old Nov 7, 2024 | 09:42 AM
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Originally Posted by flowrider
Do you have sound clips of your set up? And any smell?

Last edited by mahcah; Nov 7, 2024 at 09:44 AM.
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Id be more worried about possible "drone" which will drive anyone insane.
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Old Nov 7, 2024 | 01:16 PM
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^^^^I also had PPE headers in my ISF. Both UEL and EL. With the UEL there was indeed a lot of cabin drone, above 2K RPM. With the EL, drone was much reduced, but still noticeable. The EL headers in my LC produce no drone, NONE Probably because of more insulation, not really sure, but that's my thought.

As far as clips, I have never been very good at recording those, so no. And I have GESI cats. I never had a gasoline smell in either my iSF or the LC,

Lou

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