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-   -   what is the best after mkt cold air intake for LT1 (https://www.corvetteforum.com/forums/c4-tech-performance/2911241-what-is-the-best-after-mkt-cold-air-intake-for-lt1.html)

cruise83 09-11-2011 05:50 PM

what is the best after mkt cold air intake for LT1
 
I'm considereing the SLP cold air induction for my 95 LT1...any recomendations?

cruise83 09-11-2011 06:27 PM

ok, did a search:

Vortex
Vararam
Halltech Trap
Halltech stinger-R

which gets the best results?

96_vette 09-11-2011 07:18 PM

All I have is a open air filter lid from mid America. I wouldn't waste any money on "cold" air intakes. Good luck with your choice, but stay away from those stupid paperweight Airfoils!!! :cheers:

Big Daddy James 09-12-2011 02:47 PM

I had an open box with a K&N filter that I recently upgraded to an SLP "claw" intake that I found used/locally really cheap. I notice no difference what so ever, However it looks really cool.

Saubrenner 09-14-2011 07:09 PM

My 93 has a 3 prong SLP intake that was on it when I got it. I don't think it really helps anything but on cool mornings the SES light comes on and the code says it's reading the air temp too cold.

sons*c4 09-15-2011 12:02 AM


Originally Posted by 96_vette (Post 1578671122)
All I have is a open air filter lid from mid America. I wouldn't waste any money on "cold" air intakes. Good luck with your choice, but stay away from those stupid paperweight Airfoils!!! :cheers:

:iagree:

i've heard that the factory air box flows better than any aftermarket intake. just de-screening the MAF and installing a throttle body air director will open it up more. (just keeps velocity up and turbulence down) correct me if im wrong though.

HlhnEast 09-15-2011 12:49 AM


Originally Posted by 96_vette (Post 1578671122)
All I have is a open air filter lid from mid America. I wouldn't waste any money on "cold" air intakes. Good luck with your choice, but stay away from those stupid paperweight Airfoils!!! :cheers:

:iagree: Unless you want the cool look factor. Save yer money, the car will need other things.

Strick 09-15-2011 05:06 PM

Oh no, say it isn't so, you mean the tire shreading performance increase doesn't happen when you install the air foil? OMG :eek:

hitmanpty 09-15-2011 05:20 PM


Originally Posted by cruise83 (Post 1578670735)
ok, did a search:

Vortex
Vararam
Halltech Trap
Halltech stinger-R

which gets the best results?

I really dont know but VORTEX that name sound more agresive. dont you think.:willy:

mfi 09-16-2011 01:51 PM

Waste of money on a stock engine..and even some modified ones until you get into seriouse HP...gears..best bang for the buck...I'm not going to do anything to my motor..just some gears...

bill mcdonald 09-16-2011 02:36 PM

I threw a thermometer in my air box when I was was wondering what was happening up there.
Once you get moving, you intake temp are ambient.
When you sit idle is when you get a heat build up.

Personaly, I would just cut the air lid if you feel you need to do something and call it done.

I feel the SLP claw just adds more weight up front since it is made of steel.

For absolute best, which means just sucking clean air from outside the car, I would say a license plate ram air would be ideal since it is sealed to outside air. You know, so you get that cool air intake while sitting at a red light.

I dont think you can find any anymore, which would lead you to a DIY, which I saw some ZR1 guy did many, many years ago by cutting out the plate area, adding in sheet metal to duct it, and attach it to the air box.

5abivt 09-16-2011 05:10 PM

All of those are garbage. Stick with the factory airbox. Measure the dimensions of the stock filter and then the aftermarket. The slp looks ugly and does nothing. The vortex has such piss poor design and build quality breathless tucked tail and ran off to the c5 and c6 market to sell them the newer systems. The c4 was their learning experiment. The best intake setup flows through the front plate and utilizes the stock airbox and filter because of it's size. I run it with a green filter. Don't use k&crap there is a massive difference in the quality of a green vs k&crap. I did a review on them both on ls1.com a while ago.

5abivt 09-16-2011 05:20 PM

1 Attachment(s)

Originally Posted by bill mcdonald (Post 1578717448)
I dont think you can find any anymore, which would lead you to a DIY, which I saw some ZR1 guy did many, many years ago by cutting out the plate area, adding in sheet metal to duct it, and attach it to the air box.

In retrospect it would be very easy to make one yourself. Here's mine
Attachment 48150767

Tom400CFI 09-16-2011 07:11 PM


Originally Posted by Big Daddy James (Post 1578677916)
I had an open box with a K&N filter that I recently upgraded to an SLP "claw" intake that I found used/locally really cheap. I notice no difference what so ever, However it looks really cool.


Originally Posted by Saubrenner (Post 1578699690)
My 93 has a 3 prong SLP intake that was on it when I got it. I don't think it really helps anything but on cool mornings the SES light comes on and the code says it's reading the air temp too cold.

FYI, The SLP "Claw" is a HOT air intake. It inhales air from under the hood, just like the stock unit does. No improvement there...as the first poster above mentioned.

PLRX 09-16-2011 07:15 PM

I dont think it is the best but, let me share what I have and how I did it.

I have the Vortex Ram Air.

It is maybe the biggest PITA to install of all and it sits a bit high and touches the hood.

It draws air from the outside thru the radiator shrud.


http://i275.photobucket.com/albums/j...m/CELT4139.jpg

http://i275.photobucket.com/albums/j...m/CELT4141.jpg

http://i275.photobucket.com/albums/j...m/CELT4145.jpg

http://i275.photobucket.com/albums/j...Rebuild212.jpg

DougSilver 09-17-2011 01:08 PM

The one that made the most sense to me back when I first bought my (departed) 1995 was the housing that was "flipped" so that the filter (stock or K&N) poked through a square hole that was cut into the radiator shroud. There was no doubt that the intake air was now coming from outside the car rather than from inside the engine compartment and the installation looked pretty slick and almost stock. These used to be offered by the usual aftermarket houses (Eckler, Mid-America, Corvette Central, etc.) but apparently the guy that made these stopped making them. Still, in my opinion these were the nicest and cleanest looking kits that were ever offered.


Doug

1963SS 09-17-2011 01:30 PM


In retrospect it would be very easy to make one yourself. Here's mine
OK Mike, fess up. How did you make that and what size hose/tube is on the end of it. That's exactly what I want with a 4" duct on the rear of it. How about sharing any construction secrets. I'll buy you a beer.:D

mackeyred96 09-19-2011 10:37 PM


Originally Posted by DougSilver (Post 1578725265)
The one that made the most sense to me back when I first bought my (departed) 1995 was the housing that was "flipped" so that the filter (stock or K&N) poked through a square hole that was cut into the radiator shroud. There was no doubt that the intake air was now coming from outside the car rather than from inside the engine compartment and the installation looked pretty slick and almost stock. These used to be offered by the usual aftermarket houses (Eckler, Mid-America, Corvette Central, etc.) but apparently the guy that made these stopped making them. Still, in my opinion these were the nicest and cleanest looking kits that were ever offered.


Doug

I still have the one off my car, any interest???? includes k&n filter.... $200 + shipping, send me a private message....

Gator Vette 05-13-2012 06:34 AM

If you still have for sale, would be interested

94z07fx3 05-13-2012 11:01 AM

Purolator Air Filter for 300HP LT1 = A44655
Purolator Air Filter for 405HP LT5 = A44655

Holy crap! they're the same!

I just buy the ZR1 air filter for my LT1 and call it done. :D GM design teams read the car magazines too. If there were cheap power left on the table for the ZR1 (+$30,000 option) they would have used it.


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