Air 2 Air Intercooler?

QUICK STORM

B.A.M.F. BMW Tech
What would be the best a2a intercooler for a stock setup. When I get a ty I want to to keep internal wastegate for a while until I get more money to upgrade the exhaust. Thanks guys.
 

Flyin Ryan

hated cuz he drives fords
Would it even be worth dropping 1500 bills on an a2a for the stock turbo setup? what kinda improvment would it make with the stock turbo much at all??
 

sy112

New member
Boostedpimp said:
Would it even be worth dropping 1500 bills on an a2a for the stock turbo setup? what kinda improvment would it make with the stock turbo much at all??

I really only think it MIGHT be worth it if this truck was going to see the track a lot. A2A helps with the "recovery" time of heatsoak. Cause with a W2A setup the actual water in the intercooler absorbs most of the heat, then it has to bleed all that excess heat off.

Also the A2A allows much more air flow through your system, which I really don't think is a big concern with a stock turbo. Now the guys running the big 72's or something, that is a whole nother story. Moving a lot more air.

IMO, running a stock turbo, just leave the W2A setup on for now. Use the money to upgrade some other things first that will give you larger performance gains.
 

InvisiBill

Active member
There was another thread similar to this a while back, but I didn't see it in a quick search...

A newbie wanted to know about A2A's. He wanted to put it in just for reliability, since the stock W2A has a pump that can die and stuff.

From my understanding, most of the A2A's available are geared toward aftermarket turbos and stuff, and wouldn't be easy to just drop in place of the stock IC system. For the same cost as an A2A, you could buy all the other stuff you need to put your truck in the 12s, and like they said, you probably wouldn't see much/any difference in performance by switching to an A2A.

The W2A is nice in that the water can absorb the heat. With an A2A, the incoming air is only cooled by as much air that can pass through the A2A. The heat is dumped from the intake air directly to the atmosphere. With a W2A, the intake air dumps its heat into the water, then the water dumps the heat to the atmosphere. You can actually supercool the IC water to create MATs below ambient. If you do need an IC upgrade, you could even add aux cooler(s) (heatercore) or get a bigger replacement cooler. That will improve the heat transfer of the system for relatively cheap, while still allowing you to supercool if you want.
 
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