AULDAY S3213 Marine Fuel Filter with Clear Bowl for Mercury Outboards

Overview

The AULDAY S3213 fuel filter is designed as a practical replacement for Mercury marine outboard engines. Its clear bowl provides a quick view of fuel quality and flow, helping you monitor fuel state between trips and plan maintenance with confidence.

Key benefits at a glance

• Replaces a broad range of OEM references, including 35-60494-1, S3213, 18-7932-1, 18-17928, 35-809097, MAR-24563-03-00, and more, ensuring a versatile fit.
• Italy-made three-layer filter paper with synthetic fiber traps dirt and water, protecting the fuel pump nozzle, cylinder liner, and piston rings.
• Clear bowl enables visible detection of water and sediment, reducing surprise fuel-system issues on the water.
• Engine-friendly design for high-performance applications, aimed at maintaining clean, consistent fuel flow.

Installation and daily use

• No electrical modifications required—plug-and-play installation matches the engine's fuel-line layout for a direct fit.
• Pre-fill clean fuel on the dirty side of the filter; avoid opening the fuel cap during swap; after installation, prime the system, start the engine, and inspect for leaks.
• Run the engine as you normally would to confirm smooth operation and monitor the seal after the swap.

Quality and support

• 12-month warranty and lifetime technical assistance from our shop, reflecting a commitment to value and reliability.
• Designed for marine use with attention to stable fuel flow and protection against contaminants that can affect fuel delivery.

Real-world boating often benefits from clear visibility, dependable filtration, and straightforward maintenance. While results vary, the S3213 is built to help maintain clean fuel flow and support engine reliability when used with Mercury outboards.