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Find the perfect replacement fuel tank caps for your Western Star 5700XE at 4 State Trucks. Discover the Non-Vented Lever Lock Flush gas cap, 2-inch Aluminum non-locking vented cap, Brass vented diesel gas cap, and a locking fuel cap cover for added security and protection. Drive with confidence knowing your truck's fuel system is well-protected.

Western Star 5700XE Truck Fuel Tank Caps

Find the ideal fuel tank caps for your Western Star 5700XE truck to ensure smooth operation. Our selection includes high-quality replacement caps, such as locking, leak-proof, and anti-siphon models. These durable caps safeguard your fuel system and prevent costly leaks, standing up to the demands of the road. Whether you need a standard or specialized cap, we offer the right solution to keep your truck secure and efficient. Upgrade your fuel system with top-notch caps designed for maximum protection and performance.