Speedflow -4AN Oil Restrictor - 1mm Internal Diameter
Professional Grade Oil Flow Control
The Speedflow 399-04 is a precision-engineered 1mm internal diameter oil restrictor specifically designed for -4AN fittings and 200 Series hose ends. This essential component is manufactured from high-quality billet 6061 aluminum with hard coat anodizing for superior durability and corrosion resistance.
Key Features
- Precision Flow Control: 1mm (0.04") internal diameter for optimal oil flow restriction
- Professional Grade Materials: Billet 6061 aluminum construction with hard coat anodizing
- Universal Compatibility: Designed to work with -4AN 200 series fittings
- Compact Design: Strongest and most compact restrictor design available
- Quality Manufacturing: Manufactured by Australia's leading performance hose fitting manufacturer
Technical Specifications
- Internal Diameter: 1mm (0.04 inches)
- Thread Size: -4AN compatible
- Material: Billet 6061 Aluminum
- Finish: Hard Coat Anodized
- Compatibility: 200 Series fittings only
Performance Benefits
This restrictor is engineered to reduce oil flow and pressure to turbocharger cores, ensuring optimal lubrication while preventing oversaturation that can damage seals and reduce turbocharger lifespan. The precise 1mm orifice provides consistent flow characteristics under varying pressure conditions.
Quality Assurance
As part of Speedflow's comprehensive range of performance fittings, this restrictor meets the highest standards for motorsport and performance applications. Each component undergoes rigorous quality control to ensure reliable, leak-free operation.