The US MOTOR WORKS 12V Fuel Pump Module Assembly, part number USEP3583M is engineered to deliver reliable fuel delivery for 2004-2008 Chevrolet Express 1500 and 2500, and GMC Savana 1500 and 2500 models equipped with 4.8L V8 and 6.0L V8 engines. Designed to meet or exceed original equipment specifications, this module ensures optimal engine performance and fuel efficiency. Constructed with high-quality materials compatible with modern fuel blends, it offers durability and longevity. The assembly includes all necessary hardware and installation instructions, facilitating a straightforward replacement process. With a flow rate of 140 liters per hour (LPH) and operating at 12 volts DC, it maintains consistent fuel pressure between 80 to 90 PSI, supporting efficient engine operation. The module's resistance ranges from 40.0 Ohms (empty) to 250.0 Ohms (full), providing accurate fuel level readings. This fuel pump module assembly is a direct fit replacement, ensuring compatibility and ease of installation for the specified vehicle models.