Fuel/Water Separator Kit – Sierra Marine 18-7932 Aluminum 10-Micron Outboard Filter System

Reliable Marine Fuel Filtration and Water Separation

The Sierra Marine 18-7932 Fuel/Water Separator Kit provides superior protection for your marine engine by removing water and contaminants from your fuel supply. Available from The Outdoor Warehouse, this complete kit is engineered for boaters who demand clean fuel, reliable performance, and longer engine life.

Designed for outboard and above-deck installations, this system allows easy water drainage from the filter — extending its lifespan and ensuring consistent fuel flow. Built to meet U.S. Coast Guard (USCG) safety requirements, the kit includes a flame-resistant aluminum AquaVue collection bowl for enhanced safety and visibility.

Why Buy from The Outdoor Warehouse

• Authorized Sierra Marine Dealer – Genuine OEM filtration systems.
• Trusted Marine Experts – Our team tests and recommends only proven parts.
• Fast U.S. Shipping – Most orders ship same day for quick delivery.
• Performance Guarantee – Every part meets or exceeds OEM quality standards.

Key Features

• Allows water drainage from the filter to extend service life
• Ideal for outboard and above-deck applications
• Includes AquaVue collection bowl and aluminum housing
• Meets USCG flame-resistant material requirements
• 10-Micron filtration rating – removes fine debris and water
• Size: 1/4" (6.4mm)

Kit Includes

• (1) Fuel/Water Separator Filter – 18-7919
• (1) Fuel/Water Separator Bracket – 18-7853-1
• (1) Plastic Collection Bowl – 18-7922-1
• (2) Pipe Connectors – 18-4256

OEM Compatibility

• Interchangeable with Mallory 9-37880
• Replaces 47-7932, 808282366896, and 18-7932

Specifications

• SKU: 18-7932-1
• MPN: 18-7932
• UPC: 808282366896
• Weight: 2.57 lbs
• Micron Rating: 10
• Material: Aluminum with AquaVue bowl
• Manufacturer: Sierra Marine Engine Parts
• Unit of Measure: Each

Performance You Can Trust

The Sierra 18-7932 Fuel/Water Separator Kit helps prevent corrosion, injector damage, and power loss caused by contaminated fuel. Trusted by marine professionals and available exclusively through The Outdoor Warehouse, this system delivers long-term engine protection and worry-free operation on the water.

WARNING: CA Proposition 65. Always confirm compatibility with your specific marine engine before installation. The Outdoor Warehouse is an authorized retailer of genuine Sierra Marine products.