DAVCO is the leader in diesel fuel filtration systems and water separator filters. Maximize the protection of your engine’s fuel system with DAVCO.

Backed by hands-on customer service since 1976, DAVCO has built a reputation for building fuel filtration and water separation systems for diesel-powered engines with patented Seeing is …

As a leader in Class 8 heavy-duty filtration solutions, DAVCO units include optional fluid heat (return fuel or coolant), water-in-fuel sensors, electric pre-heaters, and overnight heaters.

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 …

Improve uptime with DAVCO fuel-water separators for Class 5–8 trucks. Extend filter life, monitor health in real time, and troubleshoot fuel issues instantly.

DAVCO Technology is the North American leader in diesel fuel filtration and water separation for on-highway, agriculture, construction, commercial marine, mining, oil and gas, and power generation.

“Part of the training new professional drivers receive from Boyle Transportation includes the DAVCO “SEEING IS BELIEVING®” concept, so professional drivers understand what and when a filter may …

Be prepared for it all with DAVCO. Since 1976, DAVCO has developed innovative filtration solutions for 5-minute, no-hassle filter changes that reduce downtime, improve efficiency, and extend …

Model Number Identifier Use the model number identifier for your DAVCO diesel fuel filtration and water separation unit below to find the exact model number.

Knowledgeable and committed customer service and sales reps are available to help solve problems, select product and educate day or night.