Fuelab 81812-4 In-Line Fuel Filter 40 Micron -4AN 818 Series

The Fuelab 818 Series In-Line Fuel Filter delivers reliable fuel filtration in a compact, high-flow design. This standard length filter features a 40 micron stainless steel element that protects fuel injectors and carburetors from contaminants while supporting flow rates up to 200 GPH. The precision-machined billet aluminum body is finished with Type II military-spec anodizing for exceptional durability and corrosion resistance.

Key Features:

• 40 micron stainless steel filter element - replaceable or cleanable
• Compact 3-inch element design supports up to 200 GPH flow rate
• Male -4AN inlet and outlet with 37° flared fittings
• Machined internal radii minimize pressure drop for optimal fuel delivery
• Compatible with gasoline, diesel, methanol, and ethanol fuels
• Billet aluminum construction with MIL-A-8625 Type II anodizing
• Rated for maximum 200 PSIG operating pressure
• Includes low-profile saddle clamp mounting bracket
• Backed by 2-year limited warranty

Male AN fittings allow direct connection to fuel system components with AN female ports (O-ring required). Ideal for performance and racing fuel systems requiring reliable inline filtration with minimal flow restriction.