Fuelab 53501-4 Purple 25-90 PSI Mini EFI Fuel Pressure Regulator 2-6AN in/1-Out

Vehicle Fitment

• Universal--suits any EFI vehicle requiring 25-90 PSI spring-loaded fuel pressure regulation

Fitment Notes

• Machine adjustable cover adjusts from 25 to 90 PSI via fine-thread knob
• Must be plumbed with -6AN inlet/return hoses; includes mounting bracket and gauge port
• Capable of handling gasoline, diesel, ethanol, methanol--suitable for multi-fuel systems

Features

• Compact mini body (approx. 5.25 oz) ideal for tight installations
• Billet aluminum body, purple anodized per MIL-A-8625
• Two -6AN female inlet ports and one -6AN return port
• Includes 1/8" NPT gauge port and reference port
• Limited 2-year warranty from Fuelab

Specifications

• Part Number: 53501-4
• Adjustable Pressure Range: 25-90 PSI
• Ports: 2x -6AN inlets, 1x -6AN return; includes 1/8" NPT gauge ports
• Weight: ~5.25 oz; Dimensions: ~1.5" D x 2.0" W x 2.25" H

Included Components

• 1x Fuelab 53501-4 regulator body
• 1x Mounting bracket with hardware
• 3x -6AN fittings
• 1x 1/8" NPT gauge port plug
• Adjustment knob installed

Product Description

The Fuelab 53501-4 Mini Fuel Pressure Regulator offers precision EFI fuel control in a compact, purple-anodized billet package. Adjustable via fine-thread knob from 25 PSI to 90 PSI, it's ideal for performance street cars, drag vehicles, race builds, and multi-fuel systems requiring reliable spring-loaded regulation.

With dual -6AN inlets and -6AN return, along with gauge and reference ports, this regulator integrates smoothly into modern fuel systems. Compatible with gasoline, diesel, ethanol, and methanol, it's a lightweight yet rugged solution backed by a 2-year warranty--perfect for tight engine bays needing efficient fuel pressure control.