Best All-Motor Header?

Aussie

Zoom-Zoom
I like the fact that you mention Bisimoto. You don't see a whole lot of people running those headers and I'm not sure why. They are badass! Rage is also another that belongs on this list
AN-R uses some of the same design technology as Bisimotor and they make some of the sickest headers out there. Rage is also very good, but along with RMF they are getting harder to acquire. I believe RMF has already stopped making their production header.
 

TegSox

Super Duper Moderator
The Great Header Test 3

Money being no object, Hytech wins the test. Though no test of the SMSP was done, it is a beautious header no doubt, and would perform nicely. Same for the Bisimoto.
 
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8urcivic

ONLY couches pull out!!!!
i was hoping on not relying on t-i :(


but very nice write up!!
 


Aussie

Zoom-Zoom
That's a cool test, but I'm glad they agree that John is a dick. I don't think that 1 to 2 hp is worth the extra 400 dollars compared to the dtr and headertech.
 
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TegSox

Super Duper Moderator
That's a cool test but they compared a 1 very good header to a bunch of just good headers, and of course the crappy dc.
Toda's header is pretty solid, Comptech's not bad either for the price (stepped primaries ftw). I believe the Toda header ends at the stock cat location, not 100% sure, but that's a pretty desireable trait for such a high end header for an installer who wants to keep their stock cat and exhaust ending locations, makes for an easier install vs. a longer hybrid header like the Hytech.

At least the DC is the larger JDM version, lol.
 


Aussie

Zoom-Zoom
Toda's header is pretty solid, Comptech's not bad either for the price (stepped primaries ftw). I believe the Toda header ends at the stock cat location, not 100% sure, but that's a pretty desireable trait for such a high end header for an installer who wants to keep their stock cat and exhaust ending locations, makes for an easier install vs. a longer hybrid header like the Hytech.

At least the DC is the larger JDM version, lol.
I'm just saying that taking a custom header and comparing it to mass produced items isn't so much a comparison between equals. I did edit my previous post after reading the entire article. I would like to see a match between the top companies (the aforementioned ones). That would be an interesting match up.
 
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Integraguy04

CORNER CARVER
I'm just saying that taking a custom header and comparing it to mass produced items isn't so much a comparison between equals. I did edit my previous post after reading the entire article. I would like to see a match between the top companies (the aforementioned ones). That would be an interesting match up.
yea that would be cool...hytech, rmf, smsp, AN-R, Rage etc...and it would be nice to see the performance gains on a stock motor (ex: stock GS-R) and on a built one as well just to see the difference in power based on your plans with your car
 

Aussie

Zoom-Zoom
Well I don't think any of them are really intended for a stock motor. Doing that your really not going to be able to see the gains between the two. I think that getting a 2.0l test mule running some mild headwork and bumped cr would be the best bet to really identify the differences between the products.
 

TegSox

Super Duper Moderator
yea that would be cool...hytech, rmf, smsp, AN-R, Rage etc...and it would be nice to see the performance gains on a stock motor (ex: stock GS-R) and on a built one as well just to see the difference in power based on your plans with your car
That's true, but these are all large headers in this test, most (or maybe all) have 2.5 inch collectors which would be brutal on a stock GSR, too big. But I see what your saying. Testing them on a stock ITR would be acceptable. But I think what's most important is that the tests were done on the same day, on the same dyno, temperature controlled engine to minimize heatsoak, and fuel tuned for each header.
Note that all the tests were done open header.
 
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Ominous G2

┌∩┐(◣_◢)┌∩┐
How much better are the headers with the anti reversion chambers?

I dont see them on on some of the high dollar headers like Mugen, Toda, Spoon.
I know the hytechs have them.
 

Ominous G2

┌∩┐(◣_◢)┌∩┐
I know they are supposed to give the affect of a stepped header, but thats about it. :lol: Just curious and it's the header thread....
 
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