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fuel economy
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  1. General Commander Discussion
    I have a 5.7L Hemi and recently purchased a 21' travel trailer that we will be taking cross-country. While towing the trailer home I put the Commander in Tow Mode and kept it around 65mph for highway driving. In doing this I could literally watch the fuel gauge drop and am figuring I am...
  2. General Commander Discussion
    Trying to do what I can to improve my gas milage on this car. Researching cold air intake systems (an opinions on best one?) and maybe replacing spark plugs. Just bought the car with 98K miles on it. 3.7L V6 2007 Commander. Any ideas to improve it's performance under the hood?
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