i am thinking of buying one i would like to know if anyone has tried this device and does it save fuel the inventor claims that you can save anywere from 20% to 40% on fuel the cost of this device is about 350.00

Motoflow is a magnetic device that is fixed on to the incoming fuel line of your vehicle and it will clean up your exhaust making it better for the enviroment and at the same time give better fuel economy, these devises are made by a british company called Ecoflow and are sold on a money back Guarantee, check it out on www.ecofloe.plc.uk

what website can i go to to learn more about making a fuel saving device. thanks for pitching in.

From the Manufacturer
The PLX Kiwi is a new fuel-saving device that helps users maximize their fuel economy and reduce their impact on the environment. The Kiwi monitors driving habits over four parameters: smoothness, drag, acceleration and deceleration. It calculates efficiency over these parameters and provides users with feedback that will help them increase fuel efficiency and save money. The Kiwi can also display instant and average MPG, identify and delete Engine Trouble Code…
Buy PLX Kiwi OBDII Scanner and Fuel Saving Device at Amazon