The Fleetguard FS19591 fuel water separator is engineered to deliver clean fuel and optimize engine performance. Designed with the modern truck owner in mind, the FS19591 reliably eliminates water and contaminants while extending the life of your fuel system. With fast turnaround—our parts typically ship within one business day—you can trust that your vehicle is equipped and ready for the road.

Key Features

• Next-day delivery for a speedy repair
• Brand-new, genuine parts with no minimum order requirements
• Designed for precise fuel separation to boost engine performance

Technical Specifications

• Largest Outer Diameter: 111mm (4.37 inches)
• Thread Size: 1-14 UNF-2B
• Length: 215.9mm (8.50 inches)
• End 2 OD: 107.95mm (4.25 inches)
• Efficiency: 98% with a 20-micron rating

OEM Compatibility & Alternatives

• Compatible with OEM part numbers from leading brands
• Suitable for vehicles from Caterpillar, Isuzu, and others
• A trusted alternative to Baldwin and Mann filter options

Installation Notes

The bottom of the shell features internal threads for securely attaching the bowl, ensuring a tight fit.

Learn more about Fleetguard products at our Fleetguard collection or explore our extensive range of Fuel/Water Separators to enhance your engine's efficiency and performance.