✅ OEM GRADE FILTRATION PERFORMANCE Genuine Fleetguard FS20081 fuel water separator designed to meet OEM specifications for consistent performance and reliable engine protection. ✅ COMPATIBLE WITH CUMMINS ENGINES Engineered for Cummins ISB and ISL engines (2017+), widely used in Freightliner and other medium-duty truck applications. ✅ ADVANCED WATER SEPARATION TECHNOLOGY Helps remove water and unwanted particles from diesel fuel, supporting proper fuel delivery and system efficiency. ✅ DIRECT REPLACEMENT – EASY INSTALLATION Designed for a precise fit, allowing quick installation and dependable operation. ✅ CROSS REFERENCE / REPLACEMENT NUMBERS Replaces: A0000904851, A245007, PF46171, L20081F, L20081 Keep your diesel engine running smoothly with the Fleetguard FS20081 Fuel Water Separator Filter, built to deliver dependable filtration and water separation for modern fuel systems. This OEM-grade filter uses advanced media technology to help separate water and unwanted particles from diesel fuel, supporting injector performance and overall engine efficiency. Designed specifically for Cummins ISB and ISL engines (2017 and newer), this filter is commonly used in Freightliner and similar commercial truck applications. The FS20081 offers a direct-fit design, making installation simple while maintaining the performance and reliability expected from Fleetguard. Ideal for routine maintenance, it helps support engine longevity and consistent operation under demanding conditions.