Reviews of Fuel Shark
Compact Fuel Saving Device by Truckers

We saw a news release* about the Fuel Shark compact fuel saving device, which "promises" or "guarantees" a 10% increase in miles per gallon (MPG), even for diesel engines.

The question is: does it do what it claims to do?

This device is sold online and on All information presented below is what is claimed. If you're a professional truck driver and you have used this product, see below to provide a product review.

Fuel Shark Gadget that Increases Fuel Efficiency

A few of the features of this model include:

  • compact and easy to use, just plug it into the cigarette lighter or power point of any vehicle, regardless of age or engine type;
  • instantly increases fuel mileage and works on both gas and diesel engines;
  • improves battery life;
  • helps horsepower;
  • get better engine performance;
  • continuously monitors and optimizes vehicle's electrical systems to increase MPG.

Disclaimer: this product that is available through may not match what is cited in the news release.

We must confess that we are a bit concerned over two typographical errors discovered on on June 2, 2011. The screen shot below shows the words "testimonials" and "guaranteed" (highlighted with lime green rectangles) misspelled.

Screen shot of showing two typographical errors.

However, this situation may simply be an oversight and have no bearing on the quality of the product itself. We want to know how the product works, not how the website looks.

If you are a professional truck driver and you have used the Fuel Shark in the course of your work within the last 6 months, we invite you to review it on this page through the form below, answering questions such as these:

  • If you bought your product, did you buy it in a truck stop, online, from a truck dealership or somewhere else?
  • What was the primary benefit you were hoping to receive by using it?
  • How would you rate the quality and fuel saving ability of the product?
  • Do you think the product was worth the price you paid for it?
  • How did this product save you money?
  • Would you buy this product again and why?

Review This Product

Lots of products are marketed to and sold to truckers, like the one shown on this page. If you are a professional truck driver and you use this product, we invite you to review it.

We prefer the kind of detail in a product review that we have listed in these suggestions.

Thanks for sharing.

Did you know that you as a professional truck driver can write a review -- like the one on or linked from this page -- to help other truckers in the worldwide trucking community? You can even earn money in so doing.

* Reference: (no longer online)

Return from Reviews of Fuel Shark Compact Fuel Saving Device by Truckers to our Product Reviews page or our Truck Drivers Money Saving Tips home page.

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