Dependable, Flexible, Efficient

Fleet Services

Fontaine can tailor a complete package to address the specific needs of your fleet to ensure that your trucks are uniformly “road ready” in the shortest period of time.


With a common point of service, our modifications are consistent throughout your fleet and backed by our nationally recognized warranty. Logos, holes and brackets are properly installed with precision and uniformity. This saves money, reduces complexity, trims timelines, and alleviates problems down the line.


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In-Service Options

Warranty Questions


Parts Questions

Installation of Safety and Indemnification Equipment

Installation of Work Systems

Auxiliary Power Units

Auxiliary power units (APUs) are portable, truck-mounted systems that can provide climate control and power for trucks without idling the main truck engine. APUs can reduce a fleet’s cost of operation significantly. And, Fontaine is one of the highest volume APU installers in the country.


The benefits of APUs include:


Fontaine Modification is a Certified Installer of the following:

Alternative Fuels

With today’s emphasis on green initiatives, Fontaine can help satisfy your need for trucks powered with alternative fuels. Fontaine is certified to install alternative fuel engines, fuel delivery systems and complete packages at all service centers across the United States.


We have engineered, tested and installed compressed natural gas (CNG), liquefied natural gas (LNG) and propane (LPG) configurations to meet all regulatory requirements and to ensure consistent quality. We provide a multitude of tank sizes and diameters to fit all applications and available space on your chassis.


Services include:


Quality Engineered and Safety First with All We Do

Quality is not simply a slogan or a poster on the wall. We’ve designed our entire work process, from engineering to pre-delivery testing, to allow us to be focused on quality and consistency. Quality is engineered into every installation from the first vehicle to the last, regardless of the facility at which it is completed.



Engineering Expertise and Fact-Based Problem Solving

For more than 30 years, our company has been a leader in transportation engineering and vehicle modification. Fontaine Alternative Fuels is able to build upon our deep understanding of existing OEM platforms to professionally install even the most complex fuel systems. We develop detailed work instructions for every installation and install only EPA certified fuel systems. This allows us to consistently deliver safe, reliable, and emissions compliant solutions to our customers. Our history and industry insight enable us to provide you with the guidance and proven installation expertise to help you select the most compatible alternative fuel system possible and comply with all FMVSS regulations.



Multiple Locations

Fontaine operates facilities across the United States. Our modification centers are strategically located near leading car and truck manufacturing facilities, supporting ultimate customer convenience and smooth ship-thru arrangements, especially when conversions are performed on brand new vehicles. Each of our facilities uses work Instructions and installation procedures developed by our engineering support team at our home office.



Installation Available on Your Site

If you are not near one of our locations we have the ability to come to you. In many cases, pre-engineered installation kits and work instructions allow our technicians to come to you. Depending upon the number of vehicles, location, and available facilities on site, Fontaine can send a mobile installation team to your location.

Bulk Hauler Equipment

Components for off-loading equipment such as PTOs, pumps, blowers, wet kits, etc. are installed in the same manner, per your specifications, on each truck. This consistent installation allows your maintenance staff to focus on keeping trucks on the road, maximizing the return on your investment.


Bulk Hauler Options

Fleet Services Gallery