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EIS Performance and Mileage

Whether you are looking for horsepower gains to more easily tow a trailer, or simply increase fuel economy, EIS specializes in providing customers with economical packages, which are able to increase fuel mileage up to 3MPG, while increasing overall performance! The key is "controlled" performance upgrades. With over 25 years of experience in the diesel industry we can analyze your needs and goals and provide you with a custom tailored package just for you!

  • The Northwest's top performance experts
  • An elite team of professionals with over 25 years of experience in the diesel industry

Our goals are targeted to provide you with the best performance package for your diesel vehicle. We aim to:

  • Save you $$ at the gas pump
  • Increased your vehicle performance. Guaranteed
  • Provide Improved gas mileage

We specialize in engineering and providing efficient breathing systems for your engine to increase performance output and provide better gas mileage!

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