Over time, the weatherstrip on your 2005 Mustang may wear out, becoming brittle or susceptible to damage. When you notice signs of wear on your 2005 Mustang's weatherstrip, it's probably time to look into a replacement. By fitting your 2005 Mustang with new weatherstripping, you ensure that your vehicle stays protected from water, dirt, and debris. Replacement 2005 Mustang weatherstripping is also crucial in preventing rust and deterioration, while reducing noise and vibration.