power programmers depending on brand do come with an Eco mode in most cases by reprogramming the trucks computers timing curves it should return some decent results... Just remember that no matter what you do you will not benefit from it the money you invest will take time to recoup ... Your Mom should thank you.
Check out Hypertech Max Energy E-con programmer they make it for all engine options of your Ford 5.4,6.8, and the 7.3L
Performance is our Passion - Hypertech
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2012 Chevrolet Traverse *active*
2002 Oldsmobile Alero GLS *active*
2002 S10 2wd p/u 139,000mi. *active*
1975 Corvette Stingray *active*
1994 Camaro Z28 Convertible 149k *Sold 2013*
1998 Blazer ZR2 189k *Sold 2012*
1995 Tahoe LT 250k *Sold 2011*
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