Upgrade or restore your Duramax engine’s performance with the Bosch 0 986 437 308 (0986437308) Remanufactured Diesel Fuel Injector Pump, engineered to meet original factory specifications. Bosch is the OEM supplier for many GM diesel components, ensuring reliable operation, precise fuel delivery, and long service life.
 
Key Features
OEM‑grade Bosch remanufactured injector pump for dependable performance
Direct replacement for 2004–2005 Chevrolet and GMC LLY Duramax diesel trucks
Restores proper fuel pressure and injection timing for smoother operation
Built with high‑quality components and tested to meet strict Bosch standards
Ideal for solving hard starts, low power, and fuel delivery issues
 
Compatible Vehicles
2004.5-2005 Chevy Silverado 2500HD / 3500 (Duramax LLY)