DFO is a full service supplier of products necessary to service heavy equipment. We pride ourselves on superior service and our ability to integrate with our customer's maintenance organizations on multiple levels. We provide customized supply solutions that improve logistics and productivity while decreasing inventory requirements and turn around time. Eliminate the need for large inventories by ordering filter service kits delivered just in time for maintenance to be performed. Customize kits to fit your specific requirements. Order by assetID and interval and expect delivery in 24 hours.