Interstate-McBee reaches around the globe to provide engine parts, fuel injection parts and components and gaskets for the heavy duty diesel and natural gas industry.


All Interstate-McBee facilities are ISO 9001:2008 with Design Certified to ensure quality and consistency in the products available both to the OEM and aftermarket segments of our business. We strive to offer you the friendliest and most competent customer service and most extensive product offering in the aftermarket.

Marine Applications – Engine and Fuel Injection Parts



If it’s a Caterpillar®, Cummins®, or Detroit Diesel® powering your vessel, we have Interstate-McBee branded products for you. With over 20,000 part numbers in stock and over 75,000 part numbers available with most knowledgeable Customer service and the quality you demand.



Natural Gas Applications – Engine Parts


Interstate-McBee leads the aftermarket for engines fueled by Natural Gas, CNG, LPG, landfill or digester gas. Offering coverage for Caterpillar®, Cummins®,  and Waukesha® engine application, we service engines all the way through 3500 and 3600 Caterpillar® and from 3.9L Cummins® . We offer the highest quality replacement parts for the VHP series Waukesha® engines.


Power Generation Applications – Engine & Fuel Injection Parts



Highest quality aftermarket replacement parts are available for many engine applications used for power generation. With a robust staff of engineers backed by our ISO certification, you can be confident when choosing Interstate-McBee brand for your power generation needs.



Interstate-McBee has serviced the Diesel and Natural Gas industries for over 68 years, the company and its product offering continues to grow. While quality products and superior customer service are cornerstones of our corporate philosophy, we know many of our Customers do not have the time or opportunity to visit our world headquarters in Cleveland Ohio. Please take this opportunity to view our video above for a short and informative virtual tour