So Clean Air Filters Don’t Help Fuel Mileage?

While cruising the wide world of web recently, I landed on a .gov website with an interesting article that I thought had some interesting results. The premise of the article is that the US Department of Energy wanted to know how vehicle maintenance effected fuel mileage, specifically dirty air filters. So they did an experiment with 4 cars:

  • 2003 Toyota Camry 2.4L
  • 2007 Buick Lucerne 3.8L
  • 2006 Dodge Charger 5.7L
  • 1972 Pontiac Grandville 455ci (aww yea)

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