Weatherstrip Functionality. The Front Upper Auxiliary Weatherstrip for the Driver Side provides an effective seal against water, dust, and air intrusion around the front upper window area of your vehicle. It enhances interior comfort by reducing noise and preventing leaks, ensuring a weather-tight seal for your GMC Sierra 2500.

Construction and Appearance. Constructed from durable, high-quality rubber, this weatherstrip is engineered to withstand harsh weather conditions and prolonged UV exposure. It features a textured finish that complements your vehicle’s exterior while delivering reliable sealing performance.

Installation. The installation process is straightforward and requires no drilling, utilizing existing mounting points for a secure fit. This weatherstrip is designed to align precisely with the factory frame, making replacement easy and hassle-free.

Application. Specifically designed for the 2007–2014 Sierra 2500 Crew Cab and also compatible with the 2007–2013 Sierra 1500 Crew Cab, this auxiliary weatherstrip ensures a precise fit and maintains original equipment manufacturer (OEM) functionality for optimal performance.

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