A-Premium Engine Water Pump with Thermostat for GM Cars | 8-Cylinder 4.8L/5.3L/6.0L DOHC

Overview

The A-Premium Engine Water Pump with Thermostat is designed to support a broad range of GM-powered vehicles. It suits 8-cylinder engines with 4.8L, 5.3L, and 6.0L DOHC configurations and is engineered to work with the factory thermostat for a straightforward replacement path. This pump emphasizes durable construction and reliable cooling flow, offering a practical upgrade for daily driving, highway trips, and more demanding use.

Durable housing, precision bearings, and a robust rotating assembly are paired with a thermo-regulated design to help maintain steady coolant movement across engine temperatures. Real-world driving demands can vary, and this pump is crafted to help keep the cooling circuit responsive without abrupt pressure changes, contributing to a smoother overall driving experience.

Vehicle fitment at a glance

The unit is compatible with a wide spectrum of GM models across Chevrolet, GMC, Cadillac, Hummer, and related workhorse lines. Notable examples include a broad lineup of pickups, SUVs, and commercial vans that commonly rely on similar cooling systems. The fitment scope covers popular platforms from Silverado and Tahoe to Escalade, Yukon, Sierra, and beyond, ensuring a practical replacement option for many owners.

• Chevrolet Avalanche 1500 (2002–2006)
• Express 1500/2500/3500 (2003–2006)
• Silverado 1500/2500/2500 HD/3500 (1999–2006, 2001–2006)
• SSR, Suburban 1500/2500, Tahoe (2000–2006)
• Trailblazer family (2003–2006), W3500/W4500 series

• GMC Envoy/Envoy XL/XUV (2003–2006)
• Savana 1500/2500/3500 (2003–2006)
• Sierra 1500/2500/3500 (1999–2006)
• Yukon/Yukon XL (2000–2006)

• Buick Rainier (2004–2006)
• Cadillac Escalade/Escalade ESV/EXT (2002–2006)
• Hummer H2 (2003–2006)
• Isuzu Ascender/NPR/NPR-HD (2003–2006) and Saab 9-7x (2005–2006)

Reference numbers and compatibility notes are provided to help you verify the right match for your vehicle, making it easier to confirm fitment before purchasing.

What’s inside and how it helps

• Thermostat-equipped design to regulate coolant flow according to engine temperature
• Strong, durable construction intended for longer service life in varied driving conditions
• Designed to align with GM cooling system architectures for straightforward installation

• Broad vehicle compatibility across GM brands, including Silverado, Tahoe, Escalade, Yukon, and more
• Reference numbers and documentation to aid model matching during replacement
• Comprehensive fitment coverage for multiple model years and configurations

Buy with confidence

A-Premium backs this water pump with a one-year unlimited-mileage guarantee, reflecting a commitment to quality and ongoing support. In addition, the brand offers a broad catalog of automotive accessories to help you maintain or restore performance with peace of mind.