Arkansas Valley Diesel Service, Inc.

6002 Highway 50
Lamar, CO 81052
United States
Monday - Friday 7:30am - 5:00pm and Saturday 7:30am - noon
Full Sales, Service, and Installation Dealership


Dynasys™ APUs are intelligently designed to provide dependable, energy-efficient performance with convenient service intervals that match scheduled truck maintenance. Each unit is backed by a two-year/4000 hour warranty with an option to extend coverage.

Copies of the Dynasys APU limited warranty, optional extended warranty, and registration documents are available for your convenience, and can be obtained by emailing

Warranty Application


Contact Us

Have a question?
Need more information?
Get in touch with our team fast.

Just use this simple form and we will get back with you ASAP.