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Cold air intakes?

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11K views 23 replies 18 participants last post by  GOLENJEEPTJ  
#1 ·
Was thinking of getting the one below. Anyone have any recommendations or advice? Pro's con's?
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#2 ·
I don't recommend ANY cold air intake for a JK. They all allow fine dust into the intake. They are also not a true CAI because they are still drawing hot air from within the engine compartment. The only true cold air intake is a snorkel as it does actually draw in colder air.
 
#3 ·
I took mine out installed from the previous owner.
Went back to OEM.
Made $50
 
owns 2004 Jeep TJ Rubicon
#6 ·
The only cold air intake available for our Jeeps are snorkel setups. Everything else include this are short rams and are anything but cold.
 
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#7 ·
cold air intakes are like buying flame stickers for your hood to make it go faster, purely aesthetics, and no responses to try and convince me otherwise, I've seen before and after on dyno's.
 
#8 ·
The only real cold air intakes are snorkels, and somewhat of the system used by the Wrangler 392.
There are only two things that they will do for you. They will add extra noise, and they will allow more silicon (dirt) partials into your engines air induction system. They do not have a very tight absolute micron rating. So save your money and your engine!
 
#10 ·
Made famous by the ricer crowd. In reality this types of intake setup came about because of people adding forced induction. Stock induction system could not provide the volume of air required for such setups and the short ram was invented that many people call cold air intakes.
 
#14 ·
Not really. Old intake system where very restrictive especially when talking big blocks. And even on some new vehicles they are not well thought out. My wife's 2005 Mustang and my 2006 Corvette are very good example of poor intake design. The Mustang intake would not allow it to breath enough on the top end. The 2006 Corvette used a split intake design causing the air flow to tumble. In fact Chevy changed the design in 2008 but it could still be improved on by install a bottom breather, a true cold air intake.
 
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#15 ·
Most (but not all) manufacturers do a good job of designing their air intakes. I've always looked at dyno results of my vehicle when I got the bug to add an aftermarket intake. Most, like my JKU only saw a very small increase in horsepower with an aftermarket intake. Once in a while you find one like your Vette, where the OEM manufacturer dropped the ball.
 
#18 ·
I was reading the air intake temp with a gauge on the OBD2. OEM was running ~15-20C over ambient, so on a 38C day in summer, the intake was grabbing air at ~50+C. Put an AEV snorkel on it, and the intake temp is now ~5C over ambient, unless I'm idling at a red light, then it gets higher.

Helped reduce the pinging I was getting driving up the mountains in summer. Win!
 
#20 ·
Since I run my a/c most of the time, I suppose I should just pipe my intake through the firewall and suck the cold air out of my cabin. That would have the additional advantage of making my JK sound a lot faster to the occupants without annoying the neighbors.
Yeah, save your money. And don’t buy a "performance chip" from eBay, either.
 
#23 ·
The only gain from the posted air intake is noise. Unlike other vehicles, your Jeep already has a cold air intake from factory.
A snorkel makes more sense for Cold Air Intake and is safer for wheeling.


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