The fuel savings patch is hassle-free to install and use. When the patch (or patches) is applied to the outside of the car's fuel tank, the driver will immediately see an 8-15% improvement on the gas mileage. So every week, they will be saving money for commuting to work and shopping. The patch is cost-effective and requires no maintenance in the future. Contact them today for more information, and Learn more at www.howtoincreasegasmileage.com about the many advantages of using the Fuel Savings Patch.