City Fleet

Synergyn® Fuel Saver and Lubrication Additives for Municipal Fleet Maintenance Management

Best Tech Brands supplies fuel economy, wear and emission reduction solutions for city and municipal fleet waste management operations.

Fleet managers maintain and operate a wide range of public service and early responder vehicles for every major city in the United States. Best Tech Brands offers a wide range of products that reduce down time and lower maintenance and operating cost for vehicles managed and maintained by municipal fleets.

US Code - Title 15, Chapter 50, Sections 2301-2312
Legally, a vehicle manufacturer (OEM) cannot void the warranty on a vehicle due to an aftermarket part unless they can prove that the aftermarket part caused or contributed to the failure in the vehicle (per the Magnuson Moss Warranty Act (15 U.S.C. 2302(C)). For best results, consider working with performance-oriented dealerships with a proven history of working with customers. If your vehicle manufacturer fails to honor emission/warranty claims, contact EPA at If federal warranty protection is denied, contact the FTC at