Dayco Water Pump | With Housing | 06-16 GM 2500HD/3500 6.6L Duramax HS-342004-N This Pressure Relief Valve (PRV)

This Pressure Relief Valve (PRV) is responsible for controlling high pressure fuel and bleeding off excessive pressure back into the fuel system when warranted

Customers most commonly run 4

This dual ball has a weight rating of up to 36

and isolated rubber mounts for vibration control

Bulletproof

Dayco Water Pump | With Housing | 06-16 GM 2500HD/3500 6.6L Duramax HS-342004-N This Pressure Relief Valve (PRV)Each Dayco water pump is meticulously crafted from 100% fresh cast aluminum or iron material, forming a seamless single piece without any welds. These water pumps adhere to rigorous TS16949 quality standards and come equipped with case hardened roller bearings. These bearings are designed to withstand external toughness while maintaining flexibility internally, preventing bearing breakage. Additionally, every pump incorporates an upgraded impeller