MR. TRUCK PARTS FUEL CAP O-RING 490-89 FITS PETERBILT 579 567 389 388 387 386 385 379 378 357

The 490-89 Fuel Cap O-Ring is a premium-quality replacement part designed to provide a secure, leak-free seal for your vehicle's fuel cap. Made from high-grade rubber material, this O-ring is engineered to withstand exposure to fuels, oils, and other chemicals, ensuring reliable performance and long-lasting durability.This O-ring is designed to fit a wide range of vehicle models and fuel caps, making it a versatile and convenient replacement part for anyone in need of a reliable fuel cap seal. Its precise construction and perfect fit help to prevent fuel leaks and evaporation, keeping your fuel system running smoothly and efficiently.With its simple, easy-to-install design, the 490-89 Fuel Cap O-Ring is an ideal choice for professional mechanics and DIY enthusiasts alike. Its affordable price point and exceptional performance make it a cost-effective solution for anyone looking to maintain the reliability and safety of their vehicle's fuel system.If you're in need of a high-quality fu