Fuel Caps and Locking Fillers for Tanks and Necks

Secure your fuel system with our range of filler caps and locking fuel lids. This collection includes vented and non-vented caps, screw-on and bayonet styles, race-style billet caps and flush-mount locking fillers — ideal for restorations, custom builds and fuel tank upgrades.

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Fuel Access Solutions That Look Good and Last

Whether you need a traditional screw cap, a motorsport-style flush filler or a secure locking lid, our range covers most custom and classic fuel setups. Match your cap to your filler neck or choose a complete kit for easy installation.

Featured Products in This Collection

Available Styles

  • Locking and non-locking caps
  • Flush-mount and race-style billet designs
  • Screw-on, bayonet, and neck-mounted systems

Useful Videos

Aero Style Fuel Filler 82mm

All fuel caps and accessories are in stock and available with next day UK delivery. Secure your tank with style and reliability.