• TIG-Welded Impeller & Gear – Precision welds on the gear side lock the impeller and gear to the shaft for slip-free, reliable coolant flow under heavy loads.
  • Direct OEM Replacement – Drop-in design for 2001–2005 Duramax LB7 and LLY engines installs using factory mounting points—no modifications needed.
  • Slip-Resistant Performance – Builds on the stock pump’s design to eliminate common slipping issues, even when running a tuner, larger turbo, or upgraded injectors.
  • Engineered to Factory Specs – Meets or exceeds OEM standards for flow rate, durability, and long-term cooling efficiency.
  • All-Inclusive Install Kit – Includes the welded water pump, precision O-ring, and thermostat gasket for a complete, leak-free swap.
  • TIG-Welded Impeller & Gear – Precision welds on the gear side lock the impeller and gear to the shaft for slip-free, reliable coolant flow under heavy loads.
  • Direct OEM Replacement – Drop-in design for 2001–2005 Duramax LB7 and LLY engines installs using factory mounting points—no modifications needed.
  • Slip-Resistant Performance – Builds on the stock pump’s design to eliminate common slipping issues, even when running a tuner, larger turbo, or upgraded injectors.
  • Engineered to Factory Specs – Meets or exceeds OEM standards for flow rate, durability, and long-term cooling efficiency.
  • All-Inclusive Install Kit – Includes the welded water pump, precision O-ring, and thermostat gasket for a complete, leak-free swap.