increase gas mileage  
We have been saving people money at the pump since 1987. Our MPG BOOSTER and DIESEL BOOSTER provide Immediate Results for your vehicle. Your Benefits Start With Mile One And Continue To Reward You With Regular Usage. Both MPG BOOSTER and DIESEL BOOSTER are super concentrated blends of hydrocarbons designed to increase the fuel's performance and reduce emissions.
Your Immediate Results will be substantially reduced emissions, increased power, increased mileage, increased vehicle performance, a cleaner fuel system, and substantial fuel cost reductions. The ultimate measure of economy is the number of miles that can be squeezed from a gallon of gasoline or diesel fuel. MPG BOOSTER and DIESEL BOOSTER can give up to 100 extra miles for every tank of treated fuel. THE HIGHER FUEL PRICES GO, THE MORE MONEY YOU SAVE!.
  increase mileage  
  High Performance Plus Fuel Additives are petroleum based. They cannot cause any damage to your engine or fuel system because High Performance Plus fuel additives only contain chemicals that are already present in gasoline or diesel fuel.

Since established in 1987, High Performance Plus has never received a claim for damage.

Warranty: High Performance Plus guarantees HPP MPG-BOOSTER and HPP DIESEL BOOSTER to be harmless for use in any internal combustion engine. If HPP MPG-BOOSTER and HPP DIESEL BOOSTER can be shown in any test to have damaged any internal combustion engine, High Performance Plus will replace the damaged parts of the engine.
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