The Volvo 21737499 fuel filter (water separator) is a genuine filter designed for Volvo D11/D13 diesel engines used in trucks like VNL, FH, and FM series. It removes water, rust, and fine fuel contaminants to protect injectors and the high-pressure fuel system. This helps improve engine performance, fuel efficiency, and reliability under heavy-duty conditions.
This version is offered as a 6-piece bulk set, typically used for fleet maintenance and workshop servicing to reduce downtime and cost per service. The filter is commonly used in primary fuel filtration systems and is often cross-referenced with Fleetguard FS19765.
Technical Specifications:
- Type: Fuel / water separator filter
- Filtration rating: ~25 micron (coarse + water separation stage)
- Water separation efficiency: up to ~95% (free and emulsified water)
- Media type: synthetic / Stratapore-type filtration media
- Application: Volvo FH / FM / VNL (D11 / D13 engines)
- Package: 6 pcs (fleet/service pack)