Without knowing your location, it is difficult to state how close an air intake retailer may be. Check with your mechanic or any automotive retailer for the air intake you need.
It's actually simpler than it sounds. There's a great article on TruckChamp.com's Air Intakes Learning Center called The Non-Gearhead's Guide to Air Intakes. It explains what it is, how it works, which is the best for your car, etc.
AEM currently makes all Mopar intakes and relabels them as Mopar.
the air layer closest to earth
Air intakes help you use all the power out of your vehicles engine. Air intakes will increase your horsepower as well as increase your fuel efficiency. The average price is around $175.00 to $500.00. The 175.00 would be the cheaper quality but still provides the same benefits.
Air Intakes or hood scoop
From 5 to 10 horsepower.
AEM Intakes is an automobile aftermarket performance company. They specialize in aftermarket products such as air induction systems and performance electronics.
If you are talking about air intakes for HVAC, it depends on the unit size IE: 2 ton to 5 ton etc. and the size of the area to be cooled and heated and the set up of the floor plan. If you can elaborate more on the type of air intakes you are talking about, unit size if applicable and square footage of floor plan and 1 story or 2 etc. I would love to give you a more specific answer.
Vacuum cleaners, car air-intakes, water treatment.
No, cool air intakes DO NOT increase MPG. This is a common misconception. Intakes cool air. Which makes the air more dense , which in turn increases the amount of oxygen. Your truck can sense this and will actually burn MORE fuel. Your horse power will increase, your MPG's will not.
No it is strictly subsonic due to its large air intakes
The obvious answer would be a partial blockage somewhere in the air system. Start from the air intakes and work thorugh to the air vents inside the car.