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Old 09-05-2007, 10:15 PM
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Headers

Anyone here looked into the OBX exhaust headers for the 8? Or anyone know someone who has them installed? Just wondering if theyre worth buying. I can get them for about 195 USD. Would it be worth it? Future plans in the late spring is to go turbo btw.
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Old 09-05-2007, 10:34 PM
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If you go turbo you'll have to pull off the header and replace it with an exhaust manifold built for the turbo. Why would you want to put on a header now?
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Old 09-05-2007, 10:51 PM
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I believe this has been discussed before and it was agreed that for the price,the OB headers are a good buy but do not expect any real performance gains on a N/A engine (maybe 2-3 HP at high RPM). I believe they are designed after a Japanese header that sells for $700-800 so the price is good. The problem with the headers is that the o2 sensor is located in a tube that only samples exhaust from 1 port which could cause problems. In my opinion the only reason to buy headers is if you are going to supercharger your vehicle.

If I was going to get headers I would consider the headers by DNA motorsports in Australia. They sell for about $500 USA plus shipping. But you can get them for less if bought as part of the stage 2 kit. This is the Supercharger kit that mazdatrix is testing and will be selling for DNA.

Take a look at these headers, they have the o2 sensor in the collector not just 1 tube.
http://www.dnamotorsport.com/Mazda/IMG_7811.jpg
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Old 09-06-2007, 01:38 PM
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https://www.rx8club.com/search.php
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Old 09-06-2007, 04:14 PM
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Originally Posted by TeamRX8
well your search function is a POS....maybe if it helped i wouldnt have had to ask this question and it is referencing a particular brand. I was looking for SPECIFIC answers.
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Old 09-06-2007, 04:18 PM
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header (thread title)


OBX header


OBX exhaust header

specifically, what part of the search function is a POS?

Last edited by mac11; 09-06-2007 at 04:21 PM.
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Old 09-06-2007, 04:23 PM
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The OBX will also throw a CEL because there is no provision for air injection.

.....looks like the Aussie one will, too.

S
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Old 09-06-2007, 04:28 PM
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Originally Posted by Highway8
I believe this has been discussed before and it was agreed that for the price,the OB headers are a good buy but do not expect any real performance gains on a N/A engine (maybe 2-3 HP at high RPM). I believe they are designed after a Japanese header that sells for $700-800 so the price is good. The problem with the headers is that the o2 sensor is located in a tube that only samples exhaust from 1 port which could cause problems. In my opinion the only reason to buy headers is if you are going to supercharger your vehicle.

If I was going to get headers I would consider the headers by DNA motorsports in Australia. They sell for about $500 USA plus shipping. But you can get them for less if bought as part of the stage 2 kit. This is the Supercharger kit that mazdatrix is testing and will be selling for DNA.

Take a look at these headers, they have the o2 sensor in the collector not just 1 tube.
http://www.dnamotorsport.com/Mazda/IMG_7811.jpg

Thanks for the detailed response. I know tou couldve just said "use the search option" but instead you were mature and gave your two cents.

But 500 USD for 2-3 HP when Im goin turbo isnt worth that to me. I did think however because I've seen people say before that headers will give around 10-15 HP . I figured the OBX for 195 was worth it becasue 195 for that before i go turbo would be worth it hmmm I guess pretty much headers arent worth it.
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Old 09-06-2007, 04:39 PM
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Originally Posted by mac11
header (thread title)


OBX header


OBX exhaust header

specifically, what part of the search function is a POS?
Yea click on all of those and you scroll through all the BS you have to fish through. It's tons on RELATED but not specific discussions about what I wanted to know. It is MUCH faster to make a post and get an answer. Enough people are on this forum to get a fast answer. And, if I was a mod on a forum or anything like that I would not be a dick and say use the search as there are many new people and people who would like a "refresher course" of information. So be an educator. Be helpful. This board already has a rep as having a bunch of ******** for moderators. Which in the small amount of time ive been here i've noticed.
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Old 09-06-2007, 04:54 PM
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Originally Posted by importshowoff84
Yea click on all of those and you scroll through all the BS you have to fish through. It's tons on RELATED but not specific discussions about what I wanted to know. It is MUCH faster to make a post and get an answer. Enough people are on this forum to get a fast answer. And, if I was a mod on a forum or anything like that I would not be a dick and say use the search as there are many new people and people who would like a "refresher course" of information. So be an educator. Be helpful. This board already has a rep as having a bunch of ******** for moderators. Which in the small amount of time ive been here i've noticed.
Rep with who?


And otherwise, if you're going FI you could much better spend your money on mods that will prep the car for the extra abuse - upgraded water pump, radiator, gauges, sway bars, wider wheels/tires, etc...
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Old 09-06-2007, 05:10 PM
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Originally Posted by importshowoff84
Yea click on all of those and you scroll through all the BS you have to fish through. It's tons on RELATED but not specific discussions about what I wanted to know. It is MUCH faster to make a post and get an answer. Enough people are on this forum to get a fast answer. And, if I was a mod on a forum or anything like that I would not be a dick and say use the search as there are many new people and people who would like a "refresher course" of information. So be an educator. Be helpful. This board already has a rep as having a bunch of ******** for moderators. Which in the small amount of time ive been here i've noticed.
There was like a 10-20 page discussion on THIS SPECIFIC header.

If you can't be bothered to look for what was already written, why should I be bothered to write it AGAIN for you?
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Old 09-06-2007, 05:13 PM
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Originally Posted by Red Devil
Rep with who?


And otherwise, if you're going FI you could much better spend your money on mods that will prep the car for the extra abuse - upgraded water pump, radiator, gauges, sway bars, wider wheels/tires, etc...
Just asking around people who have rx8's
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Old 09-06-2007, 05:37 PM
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.....a rep as having a bunch of ******** for moderators.


Thanks for those kind, and brave, words.

S
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Old 09-06-2007, 06:04 PM
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thanks for not wanting to waste your time, but rather waste ours instead ...
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Old 09-06-2007, 06:34 PM
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Originally Posted by StealthTL
.....a rep as having a bunch of ******** for moderators.


Thanks for those kind, and brave, words.

S
my point exactly.....that type of sarcasm
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Old 09-06-2007, 06:34 PM
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Originally Posted by TeamRX8
thanks for not wanting to waste your time, but rather waste ours instead ...
enough said.....
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Old 09-06-2007, 06:37 PM
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Originally Posted by mac11
There was like a 10-20 page discussion on THIS SPECIFIC header.

If you can't be bothered to look for what was already written, why should I be bothered to write it AGAIN for you?
wasnt looking for a 10-12 page discussion.....a simple answer wouldve sufficed my curiosity.....and is quicker than using the search
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Old 09-06-2007, 07:19 PM
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go get a civic.
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Old 09-06-2007, 07:47 PM
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Originally Posted by mac11
go get a civic.

hahahaha thanks for making my night.....love the way you handle yourself
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Old 09-06-2007, 07:58 PM
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i have headers on my 8 and i love them--------good power.
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Old 09-06-2007, 07:58 PM
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Originally Posted by importshowoff84
love the way you handle yourself
You too.
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Old 09-06-2007, 08:06 PM
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just wait, like a lot of people have been doing, for the racing beat header.
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Old 09-06-2007, 08:06 PM
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Originally Posted by SHINKA RX8
i have headers on my 8 and i love them--------good power.
thanks for the response.........
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Old 09-06-2007, 08:07 PM
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Originally Posted by Cody Red
just wait like a lot of people have been doing for the racing beat header.
yea.....ive been to their site.....i havent lately though.....any behind the scenes info. about that? or basically what i see is what i get until the unveiling?
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Old 09-06-2007, 08:11 PM
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Originally Posted by dDuB
You too.
lol.....way to jump on the bandwagon! considering the response was directed towards you.....gald to hear from ya bro
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