
DAVCO Diesel Fuel Filtration Products and Service Parts
SERVICE PARTS
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Since 1976, DAVCO has manufactured high-performance diesel fuel filtration systems and fuel water separators built to withstand the harshest conditions. Our products protect engines offshore on oil rigs, deep underground in mines, and everywhere in between.
When something goes wrong and you need specific service parts to, you can rest assured that DAVCO has your back. Our service parts carry the same innovation and performance you know from our full filtration systems. Don’t let downtime bring your operations to a halt – power through with DAVCO.
Choosing the Right Product
When you’re deciding between diesel fuel filtration products, you want to know you’re choosing the right filter or water separator for your operation. Three main factors will help you pick the right product: engine duty class, flow rate, and application.
Engine Duty Class
DAVCO builds its product lines around engine duty class, so you can match a filter to the way your equipment works:
- Medium-duty engines – Class 5 – 7 commercial vehicles like buses, delivery fleets, and vocational trucks, as well as lighter-duty off-highway equipment pair with the Diesel Pro® series
- Heavy-duty engines – Class 8 on-highway trucks, off-road equipment, and large generator sets pair with the Fuel Pro® and Industrial Pro® series
- Marine engines – Marine vessels rely on the Sea Pro® series, built for saltwater service
Knowing your equipment’s duty class points you to the right product line before you get into specifics.
Flow Rate
In order to select the correct DAVCO model, it’s important to understand the engine’s fuel flow requirements and application. While horsepower and operating load provide helpful context, they are only part of the picture. Factors such as industry, duty cycle, operating environment, and equipment usage all help determine the best filtration solution. For sizing purposes, the key consideration is fuel flow. Once the appropriate DAVCO model is identified based on flow requirements, additional factors such as micron rating, desired service intervals, and options like a heater, primer pump, or water-in-fuel sensor can be evaluated to ensure the system meets the application’s specific needs.
Application
Where and how you run your equipment matters as much as the engine itself. Cold-weather starts, dusty job sites, stored fuel, and saltwater exposure each place different demands on a fuel water separator. DAVCO builds application-specific lines for on-highway trucking, commercial marine, and heavy industry, so the product is matched to the conditions it will face.
Industries We Serve
At DAVCO, we build product lines designed for your specific applications, so you know you’re getting the right fit. We serve the following industries:
Our offering includes products that help you operate at your peak – on the road, at sea, and on the job site.
Fuel Pro
The DAVCO Fuel Pro® series offers premium fuel water separators made with innovative technology and designed to maximize your uptime. Our fuel water separators give you more of what you want and less of what you don’t:
Diesel Pro
For medium-duty engines, the DAVCO Diesel Pro® series of fuel water separators keeps your engines running, and running cleanly. This series is well suited for work trucks, fleets of school buses, and public transportation systems.
Industrial Pro
When you have mission-critical infrastructure where every second counts, the DAVCO Industrial Pro® series is the right solution. These diesel fuel filters:
- Reduce maintenance requirements and downtime
- Show you when to change the filter
- Extend service intervals, so required downtime stays few and far between
- Offer temperature-specific start-ups for cold weather
Sea Pro®
In the marine world, you need complete faith in your fuel water separators and diesel fuel filtration systems. The DAVCO Sea Pro® series is built for the harsh environments marine vessels withstand, with a corrosion-resistant, flame-retardant steel body.
Certification: This series was designed specifically to help commercial vessels meet American Bureau of Shipping (ABS) certification, which is overseen by the U.S. Coast Guard.
Shop Pro®
The DAVCO Shop Pro® series is unique among our systems. It’s a portable shop-floor tool designed to remove water and contaminants from diesel fuel. Use it to prime engines with fuel already on board, transfer fuel, and clean contaminated tanks.
Replacement Filters and Service Parts
Beyond complete filtration systems, DAVCO supplies replacement filters and filter housings for its fuel processors. Keeping the right service parts on hand means a clogged element never turns into unplanned downtime. Browse our filter options to find the right replacement filters for your DAVCO system.
Why Choose DAVCO
For nearly five decades, we’ve made it simple for businesses to protect their most valuable assets on the job. Keeping engines running at their best is what our diesel fuel filters have been meticulously designed to do. As an American manufacturer with more than 3.2 million units built, we’re proud to help the businesses that keep the U.S. running. Ready to get started? We’re here to help you find premium fuel water separators and diesel fuel filter products. See what our service parts can do for you.


“I have been using the DAVCO product for five years now and would strongly recommend it… We have seen a significant reduction in the amount of fuel related problems on all the buses that we added the DAVCO product to… The DAVCO system is now part of our specification build sheet for purchasing new buses.”






