Fuelab In-Line Fuel Filter Long Length -8AN Inlet/Outlet 6 Micron Fiberglass Element w/ Check Valve Black

Fuelab In-Line Fuel Filter Long Length -8AN Inlet/Outlet 6 Micron Fiberglass w/ Check Valve Black | High Flow Capacity | Fuel Filtration

Overview

The Fuelab In-Line Fuel Filter with integrated check valve is designed to provide superior fuel filtration and pressure retention for a wide range of fuel systems. Featuring a long 5-inch 6 micron micro-fiberglass element, this filter is ideal for Subaru enthusiasts and performance builders who demand reliable fuel delivery and protection against contaminants. Its universal fitment and -8AN inlet/outlet sizing make it a versatile choice for various fuel setups including gasoline, diesel, methanol, and ethanol applications.

Engineered with a billet aluminum housing anodized to military specifications (MIL-A-8625, Type II), this filter combines durability with precision manufacturing. The integrated check valve helps maintain fuel pressure after engine shutdown, reducing startup lag and ensuring consistent fuel flow. The replaceable micro-fiberglass element offers enhanced filtration efficiency, reducing maintenance frequency and protecting fuel system components from harmful particles.

For Subaru owners focused on reliability and performance, this Fuelab filter delivers peace of mind by safeguarding fuel injectors and pumps from debris while supporting high flow rates up to 200 PSIG. Its robust construction and advanced filter media make it a practical upgrade for both street and track applications, ensuring clean fuel delivery under demanding conditions.

Features & Specifications

This Fuelab In-Line Fuel Filter is engineered for universal application with -8AN inlet/outlet fittings and features a long 5-inch 6 micron micro-fiberglass filter element. Constructed from billet aluminum with a black anodized finish, it delivers high flow capacity and reliable fuel pressure retention for Subaru enthusiasts seeking enhanced fuel system protection and reduced maintenance.

• Brand: Fuelab
• Product: In-Line Fuel Filter Long Length -8AN Inlet/Outlet 6 Micron Fiberglass w/ Check Valve Black
• Part Number: 85831-1
• Fitment: Universal
• Material: Billet Aluminum
• Finish: Black Anodized
• Construction: Precision Machined with Integrated Check Valve
• Origin: Not Specified
• Filter Element: 5 inch Long 6 Micron Micro-Fiberglass
• Maximum Pressure Rating: 200 PSIG
• Inlet/Outlet Size: -8AN Male
• Fuel Compatibility: Gasoline, Diesel, Methanol, Ethanol
• Additional Features: Integrated Check Valve, Replaceable Filter Element, Low Profile Saddle Clamp Mounting Bracket(s)

Key Benefits

• Fuel System Protection: Advanced 6 micron micro-fiberglass element traps fine particles to prevent injector and pump damage.
• Pressure Retention: Integrated check valve maintains fuel pressure after shutdown, improving startup response and reducing fuel pump strain.
• Durability: Billet aluminum housing with military-grade anodizing ensures long-lasting corrosion resistance and structural integrity.
• Versatility: Compatible with multiple fuel types including gasoline, diesel, methanol, and ethanol for broad application across Subaru platforms.
• Maintenance Efficiency: High filtration capacity reduces frequency of filter changes, saving time and cost over the life of the vehicle.
• Universal Fitment: -8AN inlet/outlet sizing and included mounting hardware simplify installation in custom and OEM-style fuel systems.

What's Included

• 1× Fuelab In-Line Fuel Filter Long Length -8AN Inlet/Outlet 6 Micron Fiberglass w/ Check Valve Black
• Low Profile Saddle Clamp Mounting Bracket(s)
• Replaceable 5 inch 6 Micron Micro-Fiberglass Filter Element
• Installation Instructions

Installation & Compatibility

Installation of the Fuelab In-Line Fuel Filter is straightforward for enthusiasts familiar with fuel system components and requires basic hand tools. The included low profile saddle clamp mounting brackets facilitate secure attachment to the chassis or fuel lines. This filter is designed for universal fitment with -8AN male inlet/outlet fittings, making it compatible with a wide range of Subaru fuel systems and aftermarket setups. No modifications are typically necessary, but verifying hose and fitting compatibility with your specific Subaru model and fuel system is recommended. The integrated check valve eliminates the need for additional components to maintain fuel pressure. No tuning adjustments are required after installation.

• Professional Installation: Recommended for those unfamiliar with fuel system work
• Modifications Required: None
• Verify Compatibility: Confirm fitment for your specific Subaru fuel system and fuel type

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