Welcome to Engine Parts Unlimited Inc.


Having been in the diesel engine business for over 30 years, our extensive training and experience enables us to give you only the very best service. We are Certified Deutz Diesel Engine Specialists! As such, we are a member of the worldwide network of Deutz partners. Our Deutz certified mechanics service Connecticut, Rhode Island, Massachusetts and New York. Our main office and service center is conveniently located in central Connecticut. We are also fully mobile (we have a small shop on wheels) and we can come to YOU!

In addition to our diesel engine services, Engine Parts Unlimited, Inc. (EPU) is an Authorized Dealer of New and XChange Remanufactured Genuine Deutz Engines and Parts. We also have a warehouse that is stocked with good, used, Genuine Deutz Diesel Engine Parts. We sell throughout the United States and internationally to most locations.

Please review our site for more information and give us a call.


We value all of our customers. If you are a repeat customer, please ask about obtaining an open line of credit account.

EPU is dedicated to customer satisfaction

Having an "open account" status will simplify the ordering process and keep your engines running even during tough times. You will need to fill out an application first, and we look forward to you becoming a trusted member of the EPU family.

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