Detroit Diesel

The Most Advanced Engine Solution

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

Shop Detroit Diesel

Penn Knows Time is Money

We do everything we can to get drivers back on the road.

The Penn Process

  1. Issue is reported

  2. Diagnostics and quick estimates

  3. Provide service/parts needed

  4. Get truck back on the road

  5. Ongoing support – maintenance of vehicle

Categories of Products/Services

Our full line of DD, Legacy Engines, and MBE power choice and remanufactured engines will help move your business forward.