Diagnostics, repairs, and full engine builds for the trucks that do the work. Honest, straight-talking diesel service in Duncan.
5.0 ★★★★★Trucks diagnosed and fixed in a timely manner at a fair price - the problem found and taken care of from start to finish.
From accessories to full-blown tear-downs, work done the right way without cutting corners.
Diesel performance and upgrades for pickups and work trucks, handled by Nick and his crew.
I had a great experience with Duncan Diesel Power. Their team is knowledgeable, professional, and gets the job done right the first time. They took the time to explain everything clearly and made sure I was taken care of from start to finish. The quality of their work and attention to detail really stands out. If you're looking for reliable diesel service you can trust, I highly recommend Duncan Diesel Power.
I had my truck in Duncan Diesel several times for various problems. They were able to diagnose and fix my truck in a timely manner at a reasonable, fair price. I will continue to take my diesel pickup truck to Nick. He and his mechanics are good, honest, hard working people. I recommend them to anyone needing diesel work done on their automobiles.
I have been a customer of Duncan Diesel Power since May of 2017. Over the years Nick and his team have worked on numerous vehicles of mine along with members of my family. From minor vehicle accessories to full blown tear downs. If you are looking for someone to do things the right way without cutting corners or being cheap this is the place to go. The team at DDP strive on professionalism and getting jobs done the first time. If you are looking for a reliable shop this is the one, they will always be there for you and treat you like family during the process.
Nick is always friendly and knowledgeable about his repairs. He has helped me out of several situations and pinches in the past. I will definitely take him all of my diesel repairs. Can't thank him and his crew enough.
No visible signs to identify the place, but the service is top notch!! They are fast and very knowledgeable. Had my 1996 Ram 3500 fixed in less than 30 minutes!! Thanks!! This is going to be the only place I take this vehicle to next time it needs something done!
Duncan Diesel Power is a diesel repair and performance shop in Duncan, Oklahoma. Customers describe Nick and his crew as knowledgeable, honest, and hard working - people who diagnose the problem, explain it clearly, and get the job done right the first time at a fair price.
From a quick fix to a full tear-down, the reviews tell the same story: fast, reliable work with attention to detail. One customer has trusted the shop with his family's vehicles since 2017. It all adds up to a 5.0 rating across 31 Google reviews.
| Monday | 7:30 AM – 5:30 PM |
| Tuesday | 7:30 AM – 5:30 PM |
| Wednesday | 7:30 AM – 5:30 PM |
| Thursday | 7:30 AM – 5:30 PM |
| Friday | Closed |
| Saturday | Closed |
| Sunday | Closed |