Speedflow -8 Tube Nut 818-08

Game On Motorsports Australia Verified independent store

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The Speedflow 818-08 -8AN Tube Nut is a precision-machined coupling nut designed to secure AN fittings onto hardline tube flares. When used with the correct Speedflow tube sleeve, it creates a strong, leak-resistant connection in performance fuel, oil, hydraulic and coolant hardline plumbing. Built for motorsport reliability, this tube nut ensures consistent clamping force and secure sealing under high pressure and vibration. Features -8AN tube nut Precision machined for consistent fit Compatible with Speedflow tube sleeves Suitable for performance fuel, oil and coolant hardlines Lightweight and corrosion-resistant construction Designed for high-pressure applications Typical Applications Hardline fuel system fabrication Oil cooler and oil feed plumbing Coolant and water line hardlines Brake and hydraulic hardline systems Custom performance vehicle builds Fitment Notes Use with 5/8" or relevant OD tube & tube sleeve Requires matching Speedflow 819-08 tube sleeve Ensure proper tube flaring before assembly Not suitable for flexible hose applications Show more