FS1000 Fuel Filter Water Separator For Freightliner Cummins C15 ISL9 M11 6x

Product Overview

The 6x FS1000 Fuel Filter Water Separator Set provides high-efficiency water separation and fuel filtration for heavy-duty diesel engines. This fuel filter water separator set protects the injection system from water, debris, and contaminants that cause costly damage. Fleet operators and owner-operators rely on this fuel filter water separator set to keep Freightliner trucks with Cummins C15, ISL9, and M11 engines running clean and efficient.

Key Features & Performance

• Six quality replacement elements to service multiple vehicles or stock maintenance shelves
• Double-layer filtration media captures particulates while repelling water droplets
• Durable heavy-gauge steel canister resists pressure spikes and vibration
• Advanced water separation drains free water before it reaches sensitive injectors
• Direct drop-in design matches OEM mounting heads for quick change-outs
• Meets FS1000 specification for flow rate and filtration efficiency

Fitment & Compatibility

• Freightliner trucks with applicable fuel filter heads
• Cummins C15 engine applications
• Cummins ISL9 engine applications
• Cummins M11 engine applications

Common Uses

• Long-haul diesel tractor engine fuel system maintenance
• Preventive fleet service intervals for construction and vocational trucks
• Protecting high-pressure common-rail fuel systems from water-induced wear
• Seasonal storage prep and fuel polishing on standby diesel equipment

Technical Specifications

• Part Number(s): FS1000
• Filter Type: Fuel filter water separator
• Set Quantity: 6
• Compatible Engine Series: Cummins C15, ISL9, M11

Frequently Asked Questions

Q: How often should I replace the FS1000 fuel filter water separator? A: Follow the vehicle or engine manufacturer’s recommended interval, typically between 15,000 and 25,000 miles, or when the water-in-fuel warning activates.

Q: Can these filters handle biodiesel blends? A: They are compatible with standard diesel and biodiesel blends up to B20 when changed at appropriate service intervals; higher blends may require more frequent replacement.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.