>TROY, Mich – Enginer’s Hybrid Plug-In Kit, achieved 70 mpg in 2009 and will have 500 units on the road in early 2011. Compare to as high as $40,000 to purchase a Chevy Volt or Nissan Leaf, Enginer engineers have created a ground breaking cost-saving solution to achieve the same or even higher MPG for vehicles that you already own.
