Product Description
Fuel Doctor FD-47 Fuel Saving Device: Automotive. The FD-47 simply plugs into your lighter socket/power port and the power conditioning qualities of the FD-47 help to reduce and remove this noise and to restore your vehicles fuel efficiency. As a vehicle gets older, the power systems often will generate and experience more electrical noise or electrical interference. This electrical noise can have many detrimental effects on the vehicles systems and decrease their fuel efficiency. If your vehicle is designed for high performance or modified for increased power this unit may not have any effect on your fuel mileage.
Shipping Weight: 7 ounces
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