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Hypertech Max Energy E-Con Cadillac Escalade 2003 / 03 Hypertech Max Energy

Improves fuel economy Allows the user to correct, read and clear diagnostic trouble codes Includes a USB power cable Enables the programmer to download software updates Features easy plug and play design  more

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$294.41 at StreetSideAuto.com
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  • From: Amazon
  • Posted: Aug-21-2008

Really wanted to like it....

Ok, so I bought this for my: 2003 Chevy Silverado Ext. cab 5.3ltr, 4x4, quadrasteer, K&N cold air intake, Fitch Fuel catalyst, using all AMSOIL fluids. I've always averaged 14.8mpg/city and around 17.5mpg/hwy (I never speed, and didn't change my driving habits for this test). First hook up to the...

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