Locking Fuel Gas Cap Compatible with Chevy Dodge Ford GMC Vehicle Silverado Express C3500 K3500, Ram 3500 W350 D350, F250 E350, Sierra Savana Fuel Cap Diesel Truck fuel tank Replaces# 10591D, 31778D

【Replacement Part Number】 - 10591D, 9MGC791, MGC791, 31778D, 40791, 35039D, 40591, 10591. Before ordering please confirm whether the accessories are suitable for your car.. 【FIT FOR】 - Compatible with Chevy Vehicles 198 C10, 1992 C2500, 1990, 2000-2013 C3500, 2000-2013 Express 3500, 2011 Express 4500, 1995 K2500, 1988-2000 K3500, 1984 K5 Blazer, 1997 P30, 2001-2016 Silverado 2500 HD, 2007 Silverado 2500 HD Classic, 2001-2006 Silverado 3500, 2007 Silverado 3500 Classic, 2007-2019 Silverado 3500 HD | Compatible with Dodge Vehicles 1989-1990 D250, 1991-1993 D350, 1994-1999 Ram 2500, 1994-1999 Ram 3500, 1990-1993 W250, 1993 W350.. 【Perfect function】 - Fuel Tank Filler Cap, Gas Cap to prevent gasoline vapor from escaping, helping to reduce fuel loss and improve fuel economy. Protects Against Dirt, Dust & Moisture Keeps contaminants like water, dust, and debris out of the fuel system, ensuring clean combustion and protecting engine components.. 【High Performance & Easy to Install】 - Made from high-strength reinforced plastic, this gas cap is lightweight, durable, and resistant to fuel corrosion, cracking, and UV damage. It features a precision-molded rubber gasket or O-ring that creates an airtight seal to maximize fuel system efficiency and ensure long-term reliability.. 【Friendly Serves】 - Please buy it confidence! This Fuel Tank Filler Cap, Gas Cap is 100% Brand New . All Products Shipped Are Tested And Easy To Install. We can provide 1 years quality support for this!