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Review on ๐Ÿš— Enhance Chrysler 200's Performance: Innovative Performance Chip/Power Programmer for 2.4L and 3.6L - Boost Fuel Efficiency, Save Gas, Increase MPG, Horsepower & Torque! by Keith Harris

Revainrating 5 out of 5

Attention skeptics! in spare parts

Ordered out of curiosity, much to the dismay of my car friends. They said it would never work and it was a scam but it just isn't. Installed in a 2012 Chrysler 200, the mileage went up from 22.4mpg to 26.2mpg city. 24.8mpg to 28.5mpg highway. Notice no real change in horsepower, but a significant increase in gas mileage. I am absolutely delighted with this product. If I had known, I would have bought MUCH sooner.

Pros
  • An absolute legend
Cons
  • I vaguely remember