When you own any vehicle, you look for warning signs that something may be wrong and find ways to improve your gas mileage at every opportunity. Oftentimes, it’s not possible, but you can get a little mileage boost with an air intake. It can improve your vehicle’s gas mileage in a few ways, keeping you on the road longer with fewer gas station stops. Oxygen Content One of the ways an air intake can improve your gas mileage is by boosting the oxygen content of the air entering your engine....