4 Gasoline Alley, Suite D Indianapolis, IN 46222  |  Ph 317.757.8668  |  Fax 317.222.6360 

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Welcome to the new HorsepowerInc.net.  The leader in v-twin fuel injection.  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 much more to complete your EFI build.  Our team of employees are here to assist you with all of your EFI build needs.  We're available for technical assistance, performance recommendations, and to recommend performance products suited for any build.  Browse around and check out everything we have to offer.

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