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Old 08-19-2013, 01:58 AM   #1
Oxford14Stang
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Okay with that said let me ask you. You're running an open air filter, why is that? I'm running the Steeda. I'm just trying to figure out if the stock box performs better as far as hp gains and ET? if the stock box stays cooler I'd imagine we'd all see improved ETs If that's the case I don't see an open air filter dynoing out higher numbers after three pulls over the stock box??
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Old 08-19-2013, 02:04 AM   #2
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Originally Posted by Oxford14Stang View Post
Okay with that said let me ask you. You're running an open air filter, why is that? I'm running the Steeda. I'm just trying to figure out if the stock box performs better as far as hp gains and ET? if the stock box stays cooler I'd imagine we'd all see improved ETs If that's the case I don't see an open air filter dynoing out higher numbers after three pulls over the stock box??
The stock box stays cooler long in standing traffic or idle situations. Both will perform about the same under moving airflow conditions.
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Old 08-19-2013, 02:05 AM   #3
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Originally Posted by Oxford14Stang View Post
Okay with that said let me ask you. You're running an open air filter, why is that? I'm running the Steeda. I'm just trying to figure out if the stock box performs better as far as hp gains and ET? if the stock box stays cooler I'd imagine we'd all see improved ETs If that's the case I don't see an open air filter dynoing out higher numbers after three pulls over the stock box??
I have no choice but to run an aftermarket CAI and I posted why.

Keep dyno's out of the discussion. As I mentioned, that is nothing more than a false positive when comparing CAI's.

Now on track times, the stock airbox will perform just as well as an aftermarket CAI.

Go back and re-read what I posted. It has the answers to everything you are asking again.
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Old 08-19-2013, 02:08 AM   #4
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Originally Posted by wbt View Post
I have no choice but to run an aftermarket CAI and I posted why.

Keep dyno's out of the discussion. As I mentioned, that is nothing more than a false positive when comparing CAI's.

Now on track times, the stock airbox will perform just as well as an aftermarket CAI.

Go back and re-read what I posted. It has the answers to everything you are asking again.
I had always assumed the fact that most places that had the hood up for a dyno was just keeping the heat from being trapped under the hood since the car would be under WOT without the aid of airflow across the cat to dissipate some of the heat...never considered that filter padding aspect of it. Even if it's like 2-3 hp. Lol
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Old 08-19-2013, 02:12 AM   #5
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Originally Posted by DirtyD View Post
I had always assumed the fact that most places that had the hood up for a dyno was just keeping the heat from being trapped under the hood since the car would be under WOT without the aid of airflow across the cat to dissipate some of the heat...never considered that filter padding aspect of it. Even if it's like 2-3 hp. Lol
Yeah, figured when dynoing they kept hood up to dissipate heat to make it as close to "down the road" temps as possible. I understand we drive with hoods down but we still get air flow that pushes hot air out.
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Old 08-19-2013, 02:10 AM   #6
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Originally Posted by wbt View Post
I have no choice but to run an aftermarket CAI and I posted why.

Ah man, your right I'm retarded lol mybad.

Keep dyno's out of the discussion. As I mentioned, that is nothing more than a false positive when comparing CAI's.

reason I asked is I wanted to know if the stock cai vs a opened air would perform the same on a dyno hood up hood down doesn't matter. If the stock cai stays cooler Id figure it'd dyno out better numbers resulting in better track times.

Now on track times, the stock airbox will perform just as well as an aftermarket CAI.

so it'd perform just as well as an aftermarket one on hwy rolls ... now it seems to be pointless to have a cai lol

Go back and re-read what I posted. It has the answers to everything you are asking again.
Yep, i'm retarded.
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Old 08-19-2013, 02:20 AM   #7
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Originally Posted by Oxford14Stang View Post
reason I asked is I wanted to know if the stock cai vs a opened air would perform the same on a dyno hood up hood down doesn't matter. If the stock cai stays cooler Id figure it'd dyno out better numbers resulting in better track times.
Dyno'ing with the hood open is advantageous to an open air filter vs. the stock intake. The reason for this comes down to accessibility to a greater area of air. When you close the hood you remove this advantage.

The proper way to dyno and compare them in such a fashion would be in a wind tunnel that simulates the car driving down the road at speed. Not many facilities have this capability.

so it'd perform just as well as an aftermarket one on hwy rolls ... now it seems to be pointless to have a cai lol
You bet.

My point with this info is don't get caught up in the hype of dyno numbers and manufacture claims. We have done a lot of testing and have a pretty good idea on what works and what doesn't. Feel free to ask either kdanner or I if you aren't sure about if you should run this part or that.

That said, I make no claims to have all the answers but I will help where I can and share my experiences.
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Old 08-19-2013, 02:24 AM   #8
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Originally Posted by wbt View Post
Dyno'ing with the hood open is advantageous to an open air filter vs. the stock intake. The reason for this comes down to accessibility to a greater area of air. When you close the hood you remove this advantage.

The proper way to dyno and compare them in such a fashion would be in a wind tunnel that simulates the car driving down the road at speed. Not many facilities have this capability.



You bet.

My point with this info is don't get caught up in the hype of dyno numbers and manufacture claims. We have done a lot of testing and have a pretty good idea on what works and what doesn't. Feel free to ask either kdanner or I if you aren't sure about if you should run this part or that.

That said, I make no claims to have all the answers but I will help where I can and share my experiences.
Okay I see what you mean about the hood up or hood down. And as pointless as dyno numbers are and only thing that matters is track times I was just curious as how well the stock box performed. Well hey, thanks for all your info and time. Good information and something I'll considered looking into.
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