Web Site by Laura Light © 2020 Horsepower Inc. All Rights Reserved.  
Harley-Davidson® is a registered trademark and is used for reference only.  Legal Disclaimers

  • Instagram - Grey Circle
  • Facebook - Grey Circle
  • Twitter - Grey Circle
  • YouTube - Grey Circle
Dyno Tune.JPG

 HPi is the leader in v-twin fuel injection serving over 300 dealers in the United States and worldwide.  Since 2002, HPi has specialized in the manufacturing and design of high performance fuel injected components engineered to provide more power and performance.  All aspects of the manufacturing and design process are completed in-house, on state-of-the-art machining equipment from United States material and United States labor.  

HPi was the first company to manufacture an aftermarket throttle body and intake replacement for the Harley-Davidson® industry and has continued to lead the way in v-twin fuel injection.  With their success in quality of parts and knowledge in the industry, HPi has been able to keep up with the changes of design Harley-Davidson® has made to their existing components, and have expanded their product line offering a throttle body upgrade for every fuel injected Harley-Davidson® motorcycle.


For any inquiries, questions or commendations, please call: (317) 757-8668 or email laura@horsepowerinc.net 

Head Office

57 Gasoline Alley, Suite A

Indianapolis, IN 46222



Tel: (317) 757-8668

Fax: (317) 222-6360