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Directory:Fuel Efficiency Skeptics

SKEPTICS

Tony's Guide to Fuel saving gadgets - Professional of "10 years in the car industry" who has had extensive exposure to a wide berth claims, gives specific itemization of reasons why he thinks most all fuel additive and carburetor enhancement claims do not work as advertised. (PESWiki)

Federal Trade Commission Report on "Fuel-Saving" Devices Tested by the EPA - Lists products by category. Most do not perform as claimed. Some are illegal. Some provide modest improvement.

Do Fuel-Saving Gadgets Take You for a Ride? - Naysaying by Mainstreamers. Auto-industry officials and federal energy experts say most fuel-saving add-ons don't work. The Environmental Protection Agency and Federal Trade Commission have tested products that claim to boost fuel economy and found they generally don't improve vehicles' efficiency - and they sometimes actually harm performance and increase emissions. (Wall Street Journal; June 4, 2008)

"A fool and his money are easily parted". - Retrofit Devices and Additives - If these devices work, why do the manufacturers not put them on their cars as standard?

Looking For A Miracle - Popular Mechanics Magazine - Can copper tubing, cheap magnets and wacky gimmicks really boost your mileage by as much as 300 percent? PM's Mike Allen puts the latest MPG gadgets to the test.

Slick 50 (engine oil additives) - The Skeptic's Dictionary - See also reader comments about Slick 50 and other engine oil additives