Powered by Detroit Diesel
Hard Working Engines for Every Job
With a wide range of horsepower and torque configurations available, you'll find Detroit Diesel engines on the job in many applications, from heavy duty trucking delivering goods all over the country to the school buses taking children to school. Wherever dependability is required, you'll find a Detroit Diesel engine.
Over the Road

We take pride in the fuel efficiency and reliability of our on-highway engines. And the power and torque response of the new DD15™ make driving a pleasure.
Service & Delivery

For stop and go operations, Detroit Diesel engines and transmissions are renowned for their fuel efficiency and durability.
Construction

When you gear up (or down) for the harshest environments and heaviest loads, you want the reliability and power of a Detroit Diesel.
Government/Utility

No matter where the job takes you, or the PTOs you need, Detroit Diesel has the reliability and power you need.
Fire Apparatus

Detroit Diesel has been the industry standard in the custom chassis firetruck business for over two decades.
Motorcoach

Detroit Diesel's reliable engines are available as standard or optional power by virtually every North American motorcoach manufacturer.
School Bus

Thomas Built buses with Detroit Diesel power have the durability to make frequent starts and stops with their high-torque at low rpm.
Motorhome

The Detroit Diesel engine family provides motorhome drivers with great performance, superior fuel economy, reliability and high residual value.