The product is a new direct injection high pressure fuel pump designed for various Buick, Cadillac, Chevy, GMC, and Saturn vehicles. Manufactured by TOM AUTO PARTS, this fuel pump comes with a manufacturer warranty of 1 year and is interchangeably labeled as EP1031, FI1507, HPM1002, HPM1008, and HPM1037. The original equipment manufacturer (OEM) part numbers for this product are 12614934, 12626234, 12634492, 12639260, 12647344, and 12658552, ensuring proper fit and functionality for your vehicle.