Kurt M.
5/24/2023
They always have the parts I need for my cat engines and have good customer service as well
Marini Diesel
Closed
(11)
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7740 Dahlia St
Commerce City, CO 80022
Marini Diesel Inc., established in 1969, is a family-owned and operated full-service parts and service dealer specializing in Cummins engines, recognized as Colorado's largest Cummins dealer. The company offers a comprehensive range of services, including chassis and engine parts for all truck makes, along with an in-house engine machine shop and mobile service for on-site repairs available 24/7.
With a commitment to quality and efficiency, Marini Diesel Inc. provides free parts delivery in the Denver Metro Area and pickup and delivery services for fleet repairs. Their team of certified technicians is equipped to handle repairs and rebuilds for a variety of diesel engine manufacturers, ensuring exceptional service and customer satisfaction.
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Reviews
4.511 reviewsOlena Z.
4/11/2025
Wonderful, hardworking staff. We travel and on the road it was necessary to change the oil in the engine, we took it without an appointment, everything was done very quickly, washed the car, which...
Jaime P.
9/12/2023
People are nice which is the only reason why they have a 2 star. Have a truck taken over to these guys and have had nothing but troubles since in doing so. Coming to find out they are more of...
Philip K F.
7/29/2018
Great shop. They diagnose and do honest work. You will want to call ahead if you can because they are very busy. The quality of work is ten times better than the dealerships in town
Scott D.
2/28/2018
The only reason I'm not giving this place five stars is because it took them over three weeks to rebuild the engine in my truck. But they are a busy shop for a reason. They do good work here....
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