Fuelab In-Line Fuel Filter Standard Length -6AN Inlet/Outlet 6 Micron Fiberglass Element Black

Fuelab In-Line Fuel Filter Standard Length -6AN Black | 6 Micron Filtration | Fuel System Component

Overview

The Fuelab In-Line Fuel Filter Standard Length -6AN Black is a high-performance fuel filtration solution designed for Subaru enthusiasts and other performance vehicle owners who demand reliable fuel system protection. Featuring a compact 3-inch length and a 6 micron micro-fiberglass element, this filter efficiently removes contaminants from gasoline, diesel, methanol, and ethanol fuels. Its universal fitment and -6AN inlet/outlet sizing make it an ideal upgrade or replacement for a wide range of fuel system setups.

Engineered with precision, the Fuelab filter combines a billet aluminum housing anodized to military specifications (MIL-A-8625, Type II) with a replaceable micro-fiberglass element that offers superior filtration efficiency. The design philosophy centers on durability, ease of maintenance, and consistent fuel flow, ensuring that your Subaru’s engine receives clean fuel under demanding conditions. The included low-profile saddle clamp mounting bracket simplifies installation while maintaining a sleek, OEM+ appearance.

For Subaru owners, maintaining optimal fuel cleanliness is critical to preserving engine performance and longevity, especially when running high-output setups or alternative fuels. This Fuelab filter’s 200 GPH flow capacity and 200 PSIG maximum pressure rating support a broad range of applications, from daily driving to spirited tuning. Its advanced filtration element reduces maintenance intervals and protects fuel injectors and pumps from premature wear, making it a practical and reliable choice for your Subaru’s fuel system.

Features & Specifications

This Fuelab In-Line Fuel Filter is engineered for universal fitment with -6AN inlet/outlet connections and features a 6 micron micro-fiberglass filter element. Constructed from billet aluminum with a military-grade anodized finish, it delivers durable, high-flow filtration for Subaru enthusiasts seeking reliable fuel system protection and maintenance ease.

• Brand: Fuelab
• Product: In-Line Fuel Filter Standard Length -6AN Black
• Part Number: 81831-1
• Fitment: Universal
• Material: Billet Aluminum
• Finish: Black Anodized (MIL-A-8625, Type II)
• Construction: CNC Machined Housing with Replaceable Filter Element
• Origin: Not Specified
• Filter Element: 6 Micron Micro-Fiberglass (Disposable)
• Flow Rate: Supports up to 200 GPH
• Pressure Rating: 200 PSIG Maximum
• Fuel Compatibility: Gasoline, Diesel, Methanol, Ethanol
• Inlet/Outlet Size: -6AN Male
• Mounting: Includes Low Profile Saddle Clamp Bracket(s)

Key Benefits

• Filtration Efficiency: Advanced 6 micron micro-fiberglass element provides superior particle filtration to protect fuel injectors and pumps.
• Durability: Billet aluminum housing with military-grade anodizing ensures corrosion resistance and long service life.
• Fuel Compatibility: Suitable for a wide range of fuels including gasoline, diesel, methanol, and ethanol, supporting diverse Subaru builds.
• Compact Design: Short 3-inch length and low-profile mounting bracket enable flexible installation in tight engine bays.
• Maintenance Friendly: Replaceable disposable filter element reduces downtime and maintenance complexity.
• High Flow Capacity: Supports up to 200 GPH, accommodating high-performance fuel systems without restriction.

What's Included

• 1× Fuelab In-Line Fuel Filter Standard Length -6AN Black
• Low Profile Saddle Clamp Mounting Bracket(s)
• Replaceable 6 Micron Micro-Fiberglass Filter Element

Installation & Compatibility

Installation of the Fuelab In-Line Fuel Filter is straightforward for enthusiasts with basic mechanical skills and standard tools. The universal -6AN male inlet/outlet fittings allow direct integration into most aftermarket fuel lines with compatible sizing. The included saddle clamp bracket simplifies secure mounting in the engine bay, though care should be taken to avoid fuel line kinks or stress. No special tuning is required for this filter, but always verify compatibility with your specific Subaru model and fuel system setup before installation.

• Professional Installation: Recommended for those unfamiliar with fuel system components
• Modifications Required: None, direct fit with -6AN lines
• Verify Compatibility: Confirm fitment for your specific Subaru year and fuel system configuration

Shop with confidence at Subimods—your Subaru parts specialists.