The Sierra 18-7989 Fuel Water Separator Filter helps protect marine fuel systems by separating water and contaminants from gasoline before they reach the engine. Cleaner fuel supports dependable engine performance, helps reduce the risk of fuel-related issues, and provides essential filtration for recreational and commercial boats.

Designed for marine applications, this fuel water separator filter is practical equipment for boaters who need reliable fuel-system protection during routine operation, extended cruising, and seasonal maintenance. Replacing a filter at the recommended service interval can help maintain fuel flow and support consistent engine operation in changing conditions.

For Florida boaters, effective fuel filtration matters because warm temperatures, humidity, frequent coastal use, and long storage periods can increase the risk of moisture and contamination in fuel. Keeping a quality separator filter installed helps protect valuable marine engines while supporting readiness for offshore trips, inshore fishing, and everyday boating.

• Feature: Separates water and contaminants from fuel to help protect marine engines
• Feature: Supports cleaner fuel delivery and dependable engine performance
• Feature: Suitable for routine marine fuel-system maintenance
• Feature: Sierra part number 118-7989 for accurate replacement selection

Features:

• Separates water and contaminants from fuel to help protect marine engines
• Supports cleaner fuel delivery and dependable engine performance
• Suitable for routine marine fuel-system maintenance
• Sierra part number 118-7989 for accurate replacement selection