Quote:
Originally Posted by cranky18
Did anyone get nitrogen in their tires as an option? It was listed on mine, but they did not charge me. It's supposed to increase the life of your tire and increase milage.
Guess I need a "Nitrogen Generator: now, 
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The only advantage for nitrogen pressurizing your tires is slower leakdown and less pressure buildup from heat because the nitrogen molecule is much larger than the oxygen molecule. Air is 80% nitrogen. For the street nitrogen doesn't have much use.