A cold intake for your WRX is used to improve the amount of Cold wind entering an engines throttle body. A stock airbox is very restrictive because many stock setups use many resonators, or what most people call air silencers, air silencers are put in place to quiet the airflow as it enters the throttle body. Now on to what you need to know about buying a intake.

A cold air intake system takes the place of your OEM air filter and intake system. When looking around, make sure the metal piping does not have a lot of bends in it, a intake with a lot of bends will actually hurt the overall performance of the intake, thus defeating the purpose of even having one. Make sure the intake comes with couplers, this is what holds the piping together. Finally, there is the filter, make sure to get a filter thats washable or can be replaced as cold air intakes tend to get dirtier quicker then stock air boxes. A sidenote, for some intakes to fit, you might have to lengthen the MAF wires or IAT sensor wires.

A cold air intake offers a variety of benefits for a high performance vehicle as you will be able to squeeze those additional pieces of power from the vehicle. It may not seem like much now, but think about how many races on a drag strip are lost or won by only a fraction of a second. This is where the benefits can really start to pay off the larger dividends for you.

Combined with the likes of either a supercharger or a Turbocharger will definitely help you to get a vehicle that performs the way you want it to. Pushing that bar is important because of the competition you will find around you.

There are plenty of companies that produce cold air intakes, but some are better than others. The power name brands in the category are Injen Cold Air Intake,Weapon R Cold Air Intake and K&N Intake, which are staples of the aftermarket purchasing public. Try and find Cold Air Intake that come with a reusable air filter to get the best bang for your buck.

Many brands will claim huge power gains. This should be a huge sign to you of a low-quality brand that is trying to use marketing over actual quality to get your dollar. Typical gains are 10, 15 or 20 horses depending on how it performs with the vehicle. Good companies will generally give you an accurate idea of the increase based on your model.

Good companies will generally give you a guarantee on your cold air intake, one that will generally outlast your own car. That's a good sign that the company you're investing in has a quality product.

Let's take a look at the advantages of installing a cold air intake:

• ·      More Power
• ·      Better Fuel Economy
• ·      Top Notch Sound
• ·      Great Looks

Enjoy your cold air intake system as you reap the many benefits of owning a well engineered and attractive device.A cold air intake is designed to reduce the temperature of air entering a vehicle to maximize the engine's power. The net result is a vehicle that performs better, saves on fuel, and produces a nifty intake tone.a cold air intake will improve the look of a vehicle's engine bay. Fortunately, installing a cold air intake system is not a difficult job: you can defiantly do it yourself.