Detroit Diesel
The Most Advanced Engine Solution
![](https://pennpowergroup.com/getattachment/245bcf8a-404c-455a-9d1c-f3e40c1a7414/emergency-logo.png)
Proven Performance
Penn offers the best engines and service within a complete line of medium and heavy-duty diesel and alternative fuel engines for the transportation industry. Detroit Diesel has a rich history of producing diesel engines that are proven performers.
Engineering Excellence
When you buy a tried-and-true Detroit engine, you’re buying billions of miles of engineering excellence. Detroit engines are built to:
- Ride the nation’s roughest roads with minimal maintenance
Offer best-in-class fuel economy, versatility, power, and longer maintenance intervals
Penn Knows Time is Money
![](/getmedia/103c44ed-48ef-4330-bfb2-41560c1e2d77/service-trucks.png)
The Penn Process
Issue is reported
Diagnostics and quick estimates
Provide service/parts needed
Get truck back on the road
Ongoing support – maintenance of vehicle
![](/getmedia/945d8202-c8b5-40e7-97f2-11c790e72c42/service-video.jpg)
Categories of Products/Services
Our full line of DD, Legacy Engines, and MBE power choice and remanufactured engines will help move your business forward.
![](/getmedia/8c2013dd-f0bb-4484-835e-d8ecd3ad4f9b/IMG_2569-new.jpg)