This TOPRAN fuel tank cap, part number 504 347, is designed to provide a reliable and secure closure for your vehicle's fuel tank. Crafted with quality materials, it ensures a tight seal, preventing fuel vapors from escaping and protecting your fuel system from contaminants. Proper sealing is crucial for optimal engine performance and environmental compliance. Easy to install, this cap is a direct replacement for your original part, offering a cost-effective solution to maintain your vehicle's fuel system in excellent working condition.