Is It Worth Putting Nitrogen In Your Tires?

How do you tell if you have nitrogen in your tires?

The most common way to determine if your tires have compressed air or nitrogen is by the color of your tires’ valve caps.

A nitrogen-filled tire will likely have a green-colored valve cap or include an “N2” emblem..

Where can I put nitrogen in my tires?

Places to Get Nitrogen Tire RefillsTire Centers. Tire centers nationwide use nitrogen to fill tires. They can sell a new tire and fill it or top off a tire brought in to them. … Car Dealerships. New cars are available with nitrogen-filled tires. … Discount Superstores. Some discount superstores with automotive centers have nitrogen for tires.

Does nitrogen in tires improve gas mileage?

Nitrogen-filled tires lost an average of 2.2 psi from the initial setting. Nitrogen won the test but not by a significant margin. Improved fuel economy: The Environmental Protection Agency says that underinflated tires can lower gas mileage by 0.3 percent for every 1 psi drop in pressure of all four tires.

Is nitrogen filled tires a gimmick?

Yes, nitrogen is technically a better gas to fill tires with than air, though it’s not really so much about nitrogen itself as it is not having water vapor in your tires. … Also, unlike oxygen, nitrogen does not support combustion, so there’s a bit of a fire safety advantage as well.

What happens if you put nitrogen in your tires?

So, there are the benefits: With nitrogen, your tire pressures will remain more constant, saving you a small amount in fuel and tire-maintenance costs. There will be less moisture inside your tires, meaning less corrosion on your wheels. … This change is the same for nitrogen-inflated tires and tires inflated with air.

Can you mix air and nitrogen in your tires?

It’s never a good idea to drive on an under-inflated tire. Using compressed air in tires that have previously been filled with nitrogen will not harm your tires. While mixing the two won’t result in an adverse chemical reaction, it will dilute the purity of the nitrogen and lessen its effectiveness.

What are the disadvantages of nitrogen?

Disadvantages of Nitrogen: Nitrogen inflation is quite costly when compared to oxygen. … Maintenance of nitrogen filled tyres is also quite tricky because once you have filled nitrogen inside your tyres, it is necessary that you have to use only nitrogen whenever you are up for an air filling.More items…•

Why do dealers overinflate tires?

Because the tires will wear out faster – so they get to sell you more tires. I noticed one day that my tires used to always wear a little more on the edges rather than in the center. So I started inflating them to 50 PSI.

What are the pros and cons of nitrogen filled tires?

Advantages and Disadvantages of Nitrogen Tire InflationBetter MPG.Nitrogen filled tires bleed pressure slower than compressed air. Properly maintained tire pressure is essential for tire wear and gas mileage. … Longer tire life. … Oxidation is blocked.Oxygen causes oxidation. … Nitrogen is a green alternative.Nitrogen has the potential of being greener for the world.

How much does it cost to fill your tires with nitrogen?

A. For fills of new tires, between $70 to about $175 at some outlets. Drains of air and refills with nitrogen on current tires, up to $30 per tire. Topping off can be between $5 and $7 per tire.

What do green caps on tires mean?

CARS.COM — Green caps on tire valve stems usually mean the tires are filled with nitrogen instead of ordinary oxygen.

How long do nitrogen tires last?

about 3-4 monthsOn average, tires filled with air lose about 1.5 psi every month, whereas tires filled with nitrogen will lose that amount in about 3-4 months. You will likely have to top off your nitrogen filled tires less often than if they were filled with air.