The product is a fuel pump assembly with sensor for Chevy Silverado 1500 and GMC Sierra 1500 trucks from 2014 to 2018. It is a direct replacement with manufacturer part numbers 13513407 and 13582491. This electrical drive type fuel pump is designed for gasoline fuel and comes with a pressure sensor. It is compatible with V6 4.3L, V8 6.2L, and V8 5.3L engines, and includes a 1-year manufacturer warranty. The product also includes a California Prop 65 Warning due to its electrical components.