The AcDelco 11611145 Water Pump Stud provides a dependable, OEM-level solution for your Silverado/Sierra 2001-2022. With its durable construction and OE-style design, the AcDelco 11611145 ensures reliable operation, restoring your vehicle back to peak performance and efficiency. This easy-to-install part is crafted with premium materials that meet or exceed original equipment specifications, which helps ensure reliable performance and a longer lifespan than other aftermarket alternatives. So you can be sure this product will stand up to the toughest conditions you face on the road. Get back to cruising with confidence when you install the AcDelco 11611145 Water Pump Stud into your Silverado/Sierra today.