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A SoundOff Signal Certified bluePRINT Dealer / Installer

Our EVT Certified installers will work with you to create a safe, reliable and effective system that fits within your budget.


All workmanship is covered by our hassle-free warranty.  

Don't fall prey to inferior equipment or unsafe workmanship that will end up increasing costs and vehicle downtime, contact us today!

What is the Great Lakes difference?

  • EVT Certified Installers

  • Factory-Trained Technicians

  • System Design & Installation Based on Current Best-Practices & Standards

  • Hassle-Free Warranty 

  • Vehicle Pick-Up & Drop-Off*

  • On-Site & 24/7 Emergency Service*


*Contact Us for Details & Service Area

Contact Us Today To Install...

Emergency Vehicle Lighting

Video Systems

Vehicle Tracking/GPS


Work Lighting

Two-Way Radios

& More

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11555 Crossings Ct, Ste 100, Holland MI 49424

©2020 by Great Lakes Upfitting

SoundOff Signal Surface Mount Intersector with Undermirror Bracket for Ford Police Interceptor Utility