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True Cold Air Intake

Old Jul 16, 2009 | 09:56 PM
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Default True Cold Air Intake

As most of you know, removing the headlight at the track has proven to show gains of .2 and 2 mph. Since I already had a so-called cold air kit, I found this very frustrating. That’s a lot of time to give up, on the street, not to mention the overall improvement in driveability, due to the cooler air. I was pretty disappointed in my purchase, and didn’t notice much of an improvement over the stock setup. The design really didn’t address the biggest problem that these trucks have. Heat soak.

I decided to find a solution, so I discussed the issue with the guys at House of Boost. They suggested utilizing some parts, from their Procharger kit, to relocate the washer fluid reservoir, and place the filter element behind the duct in the front bumper. It’s tucked up, in front of the inner wheel well, in order to prevent exposure to the elements. I’ve been running this setup on my daily driver now for a few weeks, and it’s been trouble-free. We’ve been getting a lot of rain lately; but due to the angle of the filter, it hasn’t picked up any water.

We’ve documented some very impressive gains. With my previous intake, the IAT’s would get so high that it would pull quite a bit of timing, at the track and on the street. I routinely saw IAT’s in the 130’s, while sitting in the staging lanes. This is even after waiting an hour or more between runs. We decided to get a true comparison, so we went on identical drives, with both kits. The ambient temperature was 92*. With my previous intake, the IAT’s increased to 147* while sitting at a stop light, and saw a low of 118* while cruising down the highway. Next, we installed the House of Boost kit, and went on the same drive. When stopped in traffic, the IAT’s saw a high of 118*, but out on the highway, it dropped to 96*. Check out your tune to see how much timing is being pulled at these temps. The difference in power is pretty significant, and definitely noticeable.

Next, we strapped it down on the dyno, and made 3 pulls with each intake. My previous intake made 340 hp and 360 ft-lbs. The House of Boost intake made 351 hp and 361 ft-lbs. The only change made between the pulls was the intake. That’s a gain of 11 hp, with nothing more than an intake. Impressive, to say the least.



The dyno results combined with the real world results of the driving test prove that the kit made by House of Boost is far superior to the competition. Here are a few pics, as I’m sure you guys are interested in seeing what they came up with. I shot these in my garage, so they’re not the best.









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Old Jul 16, 2009 | 10:13 PM
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that is awesome!!!

looks like a few couplings and some 4"? pipe?
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Old Jul 18, 2009 | 10:21 PM
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I have a very similar setup sitting in my shop that was built by ADM a couple of years back, except it uses a lingenfelter 100mm MAF instead of the stock 85mm setup. I bought it off a local member when he was demodding his TBSS. I haven't taken the time to reconfigure the coolant reservoir, which is why I haven't installed it yet. I can take some pictures if you'd like.
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Old Jul 19, 2009 | 08:47 AM
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You can find all the pieces to build these in the link below for less then $100.00

This is where we get all the pieces to make the intake like what is on my TBSS also.

There are alot of these around from other members and vendors.

http://store.airflo.com/rubber-hoses---clamps.html
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Old Jul 19, 2009 | 09:13 AM
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Im doing that!!! Lucky for me that tahoe just has a plate the leads right to the front of the wheelwell. Have any of you used the build your own by spectre.
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Old Jul 19, 2009 | 09:56 AM
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looks good john
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Old Jul 19, 2009 | 10:20 AM
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That's an impressive gain for just a CAI, I'm sure that the cooler IAT's have a lot to do with that. It's real clean looking too
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Old Jul 19, 2009 | 01:48 PM
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Originally Posted by leftcoast32
You can find all the pieces to build these in the link below for less then $100.00

Not even close.
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Old Jul 19, 2009 | 06:58 PM
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might do this on my truck, i have plenty of cai tubes etc., from all the hondas i use to mess with, i know, i know.....lol
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Old Jul 28, 2009 | 11:42 AM
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Thats almost exactly the same as the ProCold. Mine doesn't come quite as low below the wheel well tho. GMHTP actually did a test about a yr ago using a blown Silvy and several CAI (including the ProCold) and found the diffs inconclusive. U might wanna put a pre-charger over the filter to keep the water and road grime out of it.
Regardless, I like the idea and will extend my own lower down into better flow. R/
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