Fuel security and system integrity start at the cap. Our International 4700-4900 fuel tank caps give you the protection your truck's fuel system needs while helping prevent costly leaks, fuel loss, and contamination. Whether you're replacing a worn-out cap or upgrading for better security, these caps are built tough for daily use in demanding work truck conditions.

Versatile Fuel Tank Caps

These aren't your average fuel tank covers. Choose from: Locking fuel caps for added theft protection Vented and non-vented designs. Corrosion-resistant aluminum construction for long-term durability Precision-fit seals that help reduce evaporation and keep contaminants out Every cap is designed to help you maintain pressure balance, improve fuel system efficiency, and secure your diesel from tampering or spills.

Why Invest in a Fuel Tank Cap?

- Prevents fuel theft with locking options. - Reduces leaks and fumes with tight, secure seals. - Helps maintain fuel economy by protecting pressure and preventing evaporation. - Protects your tank and fuel from dust, water, and debris. - Complies with DOT standards for safe, sealed fuel storage. These small upgrades add a critical layer of defense to your fuel system. We also offer replacement gaskets, collars, and cap components for full fuel system maintenance or upgrades. So, get a complete upgrade to your aluminum fuel tank today.