Fuelab 81801-1 6AN 3" 10 Micron Inline Fuel Filter with Replaceable Element

Vehicle Fitment

• Universal inline fuel filter for aftermarket and performance fuel systems
• Designed for systems using -6AN inlet/outlet connections
• Compatible with gasoline and diesel engines requiring up to ~200 GPH flow

Features

• Standard-length inline fuel filter with -6AN male inlet and outlet
• 10 micron replaceable paper/fabric filter element for particulate protection
• Compact design supports approximately 200 GPH flow
• Billet aluminum housing with durable anodized finish
• Includes low-profile saddle clamp mounting bracket(s)
• Replaceable or cleanable filter element for serviceability
• Rated for up to ~200 PSIG operating pressure
• Simple installation in custom fuel lines or performance systems

Specifications

• Manufacturer Part Number: 81801-1
• Filter Series: 818 Series Inline Fuel Filter
• Inlet/Outlet: -6AN male
• Filter Element: 10 micron replaceable paper/fabric
• Element Length: ~3 inches
• Maximum Flow: ~200 GPH
• Maximum Pressure Rating: ~200 PSIG
• Housing Material: Billet aluminum with anodized finish

Included Components

• 1x Fuelab 81801-1 inline fuel filter
• Replaceable 10 micron paper/fabric filter element
• Mounting hardware and low-profile saddle clamp bracket(s)

Product Description

The Fuelab 81801-1 6AN Inline Fuel Filter is a performance-grade fuel filtration solution designed for aftermarket fuel systems where clean, reliable fuel delivery is essential. With its compact design and -6AN male inlet and outlet fittings, this inline filter easily integrates into custom or upgraded fuel lines. The included 10 micron replaceable filter element helps protect fuel pumps, injectors, and regulators by capturing fine particulate before it reaches critical components, while still supporting fuel flow up to approximately 200 gallons per hour.

Built with a durable billet aluminum housing and anodized finish, the 81801-1 is engineered for long service life in performance applications. Its replaceable element and included mounting bracket(s) make maintenance and installation straightforward. Suitable for both gasoline and diesel engines, this universal inline fuel filter is ideal for performance builds, EFI upgrades, and custom fuel system installations where enhanced filtration and flow capability are needed.