Bulkhead Adapters
Shop premium bulkhead adapters — designed for racing, motorsport, and other high-performance applications. Select a bulkhead adapter to configure size and other options.
Bulkhead Adapters for Firewall and Panel Transitions
Our bulkhead adapters allow secure fluid line transitions through firewalls, panels, and enclosures — ideal for custom braided brake hoses, clutch lines, or fuel, oil, and coolant hose routing. Choose from high-quality stainless steel or lightweight aluminium bulkhead adapters, available in sizes from AN3 up to AN16. These adapters offer a clean, professional finish and are built to handle the demands of automotive, marine, and motorsport systems.
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What are bulkhead adapters used for?
Bulkhead adapters are designed to pass custom braided hoses through panels, firewalls, or enclosures while maintaining a sealed, secure connection. They're ideal for routing fuel, oil, coolant, or brake lines in motorsport, automotive, and marine setups.
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Which sizes do your bulkhead adapters support?
Our bulkhead hose adapters are available in AN3, AN4, AN6, AN8, AN10, AN12, and AN16 sizes — making them compatible with everything from brake lines to high-volume coolant or oil cooler hoses.
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What materials are bulkhead adapters made from?
We offer stainless steel bulkhead adapters for strength and corrosion resistance, and aluminium adapters for lightweight applications where performance and weight-saving matter.
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Do I need additional hardware to install a bulkhead adapter?
Yes, we recommend pairing your bulkhead fitting with the correct bulkhead nut or aluminium nut to securely fasten the adapter through your panel or bracket.
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Can bulkhead adapters be used in brake systems?
Absolutely. Our AN3-sized bulkhead adapters are perfect for braided brake hose systems, offering clean routing through the vehicle chassis or suspension components with a reliable, sealed connection.