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The Vararam has a ram air effect where the other two are just cold air. You might want to consider a 160 degree t-stat and a tune. The LS2 starts to pull timing when the coolant gets above 212 degrees.
I ordered the Snake Charmer from Corvette Central and installed it on my LS3 and I cant believe the difference! With CC's price matching (and unparalleled service) you cant loose!
I use the LS7 air intake and MAF along with the VetteAir on my LS2 and have no surging at all, cost $175. I did rescale the High/Low MAF and used an 07 Z06 file and copied the IAT table.
Prior to that I had a Halltech assy without the beehive and saw high air temps and they really didn't drop much once moving. The LS7, simply because of where the filter is mounted, reacts as I would expect a CAI to work. I generally see an increase in air temps as I'm sitting at a light during the summer and it drops when I start moving.
If you're getting a tune anyway, this is a great setup.
I use the LS7 air intake and MAF along with the VetteAir on my LS2 and have no surging at all, cost $175. I did rescale the High/Low MAF and used an 07 Z06 file and copied the IAT table.
Prior to that I had a Halltech assy without the beehive and saw high air temps and they really didn't drop much once moving. The LS7, simply because of where the filter is mounted, reacts as I would expect a CAI to work. I generally see an increase in air temps as I'm sitting at a light during the summer and it drops when I start moving.
If you're getting a tune anyway, this is a great setup.
Honestly, with the LS3, the vette scoop is really all that is needed to make a vararam and its likes. Add the scoop and its cold air ram fed. Im cutting a hole in my shroud right now just to let some cold air get to the filter easier and will get the vette scoop when and if I do a tune.
I use the LS7 air intake and MAF along with the VetteAir on my LS2 and have no surging at all, cost $175. I did rescale the High/Low MAF and used an 07 Z06 file and copied the IAT table.
Prior to that I had a Halltech assy without the beehive and saw high air temps and they really didn't drop much once moving. The LS7, simply because of where the filter is mounted, reacts as I would expect a CAI to work. I generally see an increase in air temps as I'm sitting at a light during the summer and it drops when I start moving.
If you're getting a tune anyway, this is a great setup.
That's like the set-up muchtodesign had until he added a power coupler and a TKO drop-in gauze air filter.
Since you've data logged the IAT's.
What were the LTFT's at?
Did you reduce the Dynamic Air flow enable/disable for the MAF?
If you install it yourself then PM me and I'll give you some install tips. Also make sure you get a new unit since they are thicker and will not warp.
Got my VR last week. Unit looks good, plastic looks tough. Scared to do the install. Hate the thought of cutting into my baby. Will take you up on your offer. THANKS!!!
Got my VR last week. Unit looks good, plastic looks tough. Scared to do the install. Hate the thought of cutting into my baby.
Just be very careful when using cutting type implements around the AC condenser (just behind the shroud that gets cut), ya don't want to puncture that.
I just did mine last week and although the install was a PITA, the results is a very nice kick in the pants. The butt dyno registered some really nice gains. More so after the week has gone passed and the computer has "re-adjusted".
Got my VR last week. Unit looks good, plastic looks tough. Scared to do the install. Hate the thought of cutting into my baby. Will take you up on your offer. THANKS!!!
Buy a dremel tool for like 40 bucks, they are small and you can be percise with the cuts on it.
That's like the set-up muchtodesign had until he added a power coupler and a TKO drop-in gauze air filter.
Since you've data logged the IAT's.
What were the LTFT's at?
Did you reduce the Dynamic Air flow enable/disable for the MAF?
I only watched the IAT's just to see if there was any improvement, but not for anything in particular relating to the IATs. Basically, it is what it is. I've insulated the air assy 'as best' and whatever improvement I get, then yea for me, if none, then oh well.
I run strictly on the MAF, this is by choice and has nothing to do with the style of the MAF.
I haven't checked my LTFT for awhile, the last I looked it was about 6% on that particular day.
After 4years of use I can say the LPE is a major PITA to change filters............wow! Also it likes to catch leaves up behind the housing and radiator.
The cold air intakes differentiating factor is the principle of the cold air's density. Because the cold air intake system introduces air that is much lower in temperature than standard systems, the air is much condensed (thereby having more oxygen concentration), and enhances the ratio for the oxygen to combust with the fuel. There are various means to achieve this, and differs from each marketed air intake system.
I've heard and read the same thing . . . the LS3/7 intakes work great. If you want to swap out the OE filter for something better (if there is something better) that might help.
I'm going with Long Tube Headers, Exhaust and Tune, everything else stock. That should be enough for me . . .
Originally Posted by shado
It's funny because I've read a lot of comments like this but then also read that the performance is great and the issues people complain about aren't as bad as they're made out to be.
Has anyone swapped in an LS3/7 air intake to an LS2? From what I read the LS3/7 air intakes are nowhere near as restrictive as the LS2 and could offer similar performance as an aftermarket unit. That combined with a propped/cut shroud may be a good idea and could probably be had for cheaper than even a used aftermarket CAI.