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Intake help. 98 Legacy Outback


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Hey guys, I am new here, new to Legacy/Outback's, but not quite new to Subaru's as I own a Cobb stage 2 Wrx. I know a thing or two about my Wrx, and where to easily find parts for it, but not so much with my brothers "new" 98 LOB.

 

After helping him change his oil, filter, tires etc, and because he loves my Wrx, he wants to do some minor bolt on's to his car, but I am having trouble finding stuff for the Legacy (easy peazy for my Wrx), plus I had a few questions about intakes for this car.

 

I have read, but still need a little help. I've come to the conclusion to do a "hybrid intake" keeping the stock airbox/"snorkus". But I noticed the later 98 99ish Legacy Outbacks had a "torque box" the earlier 95 96ish cars didn't. Should I keep this "torque box" while doing the hybrid intake? Or get rid of the "tq box" while doing the hybrid intake?

 

Also, are there any year n/a Impreza intakes I could use? They seem to be MUCH easier to find, but I dont know if they are the EXACT same, or which years to use etc.

 

If you can help me with the hybrid intake I would greatly appreciate it!

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the best setup to date is the 95-96 ej22 'accordion' style' intake pipe and a cone filter..... with the snorkus the sound was not as loud but without it there is a low rpm voltage spike at the maf that will ned to be addressed

 

is the 95-96 ej22 intake different than the 95-96 ej25 intake?

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I def do not want am exposed cone filter, so we are going to keep the stock airbox. But not sure about the rest.

 

Would it be best to keep the "torque box" and airbox and replace everything else with smooth tube?

 

http://i911.photobucket.com/albums/ac314/lac-daddy/suby/subie002.jpg

 

Get rid of the "torque box" and use the earlier legacy intake pipe and keep the airbox?

http://img.photobucket.com/albums/v643/Huffer13/Icebox/IMG_0430.jpg

 

Or get rid of the "torque box" using an aftermarket intake and keep the stock box?

http://carphotos.cardomain.com/ride_images/4/446/3909/38614454037_large.jpg

 

Most importantly, WHO makes intakes that fit? I searched ebay and found Weapon R, and thats it. Saw Cosmo but cant find any store with them. Do Impreza intakes fit? Which years? WHO makes a decent intake that will connect to the stock airbox/maf ?

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Who makes a SRI, that fits this car with the stock airbox in place?

All I seem to find is Weapon R. Do these fit with the stock box just fine?

Also saw Cosmo intakes, but can not find any place that sells them. Would this intake fit the stock airbox? Aem or Injen fit the stock airbox?

 

Who else makes a SRI that would fit right? Any Impreza intakes?

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Are you reading anything anyone is responding with?

 

Yes, I am. I asked which "design" (tq box vs no tq box) would be best, and got answered, which I am thankful for.

 

I asked who makes some for this car, where I can actually buy them from, which ones fit the stock airbox, and if/which year Impreza intakes are compatible. With no answer yet.

 

What did I not read?

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well, what's your overall goal? if its power you want the 95-96 ej22 pipe is where its at, that hybrid intake in the link Twisty threw up is gold

 

like literally, dyno proven hp gains over big $$ brands

 

but if its aesthetics youre after.. then clearly this isnt the prettiest... so anything for any 2.5L N/A subaru will bolt up, i believe you may need to tap an extra hole for one of the vac lines but thats it

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i think we're talking about different things...

 

kind of hard to tell cuz technically there is three relavant box shaped things in subaru's air intake design, the TQ box, Snorkus Box (in the fender well) and the Filter box

 

the airbox ive been referring to replacing is the torque box, the ej25's giant box thing that takes the place of a TMIC in boosted EJ motors, part of the intake piping right above the Intake manifold

 

but really, if you havent read the link twisty threw up, i suggest doing so... its on point with info

 

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I have been talking about leaving the stock airbox(filter box) and stock helmholts resonator (snorkus), as removing that is what messes up the maf, and replacing the tq box/arm with an aftermarket sri/cai, like all the pictures I posted all having the stock airbox/"snorkus".

 

I am jw which sri/cai will actually fit the stock airbox, as some seem to have much differant angels than others.

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I have been talking about leaving the stock airbox(filter box) and stock helmholts resonator (snorkus), as removing that is what messes up the maf, and replacing the tq box/arm with an aftermarket sri/cai, like all the pictures I posted all having the stock airbox/"snorkus".

 

I am jw which sri/cai will actually fit the stock airbox, as some seem to have much differant angels than others.

 

it looks like most people use some sort of flexible joint so maybe it wouldn't matter as much.

 

One question I have is what is better for our cars... The SRI or CAI?

 

Not sure I understand your question or the nuances of the topic, but the gains seem to come from eliminating the "accordion" in the stock intake and/or replacing the plastic with a different material. Adding any sort of thing to the outside of the MAF is out of the question imo unless you can account for the resonance spike.

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omg im ******* done posting in this thread

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

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One question I have is what is better for our cars... The SRI or CAI?

 

Neither. You want the keep the helmholtz resonator ("snorkus") in the fender, and aside from a custom airbox, the only way I see you still using that is with the stock airbox.

 

"hybrid intake"

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Okay, first off I had to see all the images up together:

 

I def do not want am exposed cone filter, so we are going to keep the stock airbox. But not sure about the rest.

 

Would it be best to keep the "torque box" and airbox and replace everything else with smooth tube?

http://i911.photobucket.com/albums/ac314/lac-daddy/suby/subie002.jpg

 

Get rid of the "torque box" and use the earlier legacy intake pipe and keep the airbox?

http://img.photobucket.com/albums/v643/Huffer13/Icebox/IMG_0430.jpg

 

Or get rid of the "torque box" using an aftermarket intake and keep the stock box?

http://carphotos.cardomain.com/ride_images/4/446/3909/38614454037_large.jpg

Most importantly, WHO makes intakes that fit? I searched ebay and found Weapon R, and thats it. Saw Cosmo but cant find any store with them. Do Impreza intakes fit? Which years? WHO makes a decent intake that will connect to the stock airbox/maf ?

 

omg im ******* done posting in this thread

 

http://forums.nasioc.com/forums/showthread.php?t=1471819

 

etc.

 

Zues you so funny.

 

Well I started reading that thread a few days ago, but ain't nobody got time for 75 pages. I read the first few pages, then jumped to the last few where it turns into egos clashing over what is actually going on with the intake air, resonance, MAP, etc. They also talk about getting tuned, but they are on much newer Imprezas where that can be done.

 

It sounds to me like the OP (98LegOB) is familiar with the concept put forth in that thread - keep the in-fender box, filter box, and MAF, but replace only the intake tube and torque box to add a little HP. His question is now my question. Which is the best product to purchase that accomplishes this - direct fit without having to cut the tube, add nipples, add elbows, etc. And just as importantly for me, what product doesn't look like blingy imported junk? Also, the only thing worse than buying cheap imported knockoffs is buying excessively marked-up imported knockoffs. Are there any genuine Japanese or American-made products that are plug-and-play?

 

well, what's your overall goal? if its power you want the 95-96 ej22 pipe is where its at, that hybrid intake in the link Twisty threw up is gold

 

like literally, dyno proven hp gains over big $$ brands

 

but if its aesthetics youre after.. then clearly this isnt the prettiest... so anything for any 2.5L N/A subaru will bolt up, i believe you may need to tap an extra hole for one of the vac lines but thats it

 

So Zues are you referring to the factory tube here or the aftermarket one that you say Twisty is referring to? Factory has accordion ribs, right? So,

 

it looks like most people use some sort of flexible joint so maybe it wouldn't matter as much.

 

Not sure I understand your question or the nuances of the topic, but the gains seem to come from eliminating the "accordion" in the stock intake and/or replacing the plastic with a different material.

 

...so "no" on the factory 95-96 ej22 pipe? Unless a smooth silicone sleeve or something is inserted inside the ribs of the accordion?

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