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 WARNING: WE DO NOT SHIP TO CALIFORNIA 

SERVICES

When performance counts, Horsepower Inc. (HPI) is your only choice for Harley-Davidson® v-twin fuel injection.  We design and manufacture a wide variety of throttle bodies, intakes, air cleaners and more to complete your EFI build.  Our team of employees are here to assist you with your performance needs.  We're available for technical assistance and performance recommendations suited for any build.  
 

We offer performance bike builds year round by appointment, complete engine builds and parts installation.  We do not install parts previously purchased.  Dyno tuning is offered only for bikes we build.  A 50% deposit is required up front on all parts and service, and the remainder of the bill is due before bike/parts leave.  Click on a Service you may be interested in below, or call us for more details 317.757.8668.

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Dyno
Tuning

A proper tune is the most important part of completing your build.  We only tune bikes after we have built them. *We are only able to dyno tune bikes we build in-house with our products at this time.

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