ACDelco 251-818 GM Original Equipment Auxiliary Water Pump

The ACDelco 251-818 is a GM Original Equipment auxiliary water pump designed to provide additional coolant circulation in vehicles equipped with secondary cooling systems. This auxiliary pump works in conjunction with the primary water pump to ensure optimal coolant flow to components such as turbochargers, superchargers, or rear climate control systems.

Key Features:

• GM Original Equipment quality - manufactured to meet GM's exact specifications
• Provides supplemental coolant circulation for enhanced cooling performance
• Direct-fit replacement for specific GM applications
• Durable construction designed for reliable, long-term operation
• Helps maintain proper operating temperatures in auxiliary cooling circuits

This auxiliary water pump is essential for maintaining the efficiency of your vehicle's cooling system, particularly in high-performance or climate-controlled applications. ACDelco GM Original Equipment parts offer the quality and reliability you expect from genuine GM components.