Fleetguard filters are available for purchase online at Amazon.com and RyderFleetProducts.com. Both sites offer multiple Fleetguard oil filter options, including the Fleetguard LF3959 on Amazon.com and the Fleetguard LF3970 spin-on filter at RyderFleetProducts.com.
The Fleetguard LF3959 is designed for ISB 5.9 liter engines and features a 3.68 inch diameter and a height of 6.94 inches. Other Fleetguard filters available on Amazon.com include the Fleetguard FF5488, FF5285 Diesel and the FF42000 user-friendly filter.
The Fleetguard LF3970 on RyderFleetProducts.com is available for same-day shipping, as of June 2015. Other Fleetguard filters available at RyderFleetProducts.com include the V52 LF3000 and V52 FF63009. The site also features user reviews for each oil filter.