As time passes, the weatherstrip on your 2006 Mustang can deteriorate, becoming less effective and more prone to damage. If you're noticing signs of wear on your Mustang's weatherstrip, it might be time to consider a replacement. Installing new weatherstripping on your 2006 Mustang is essential for keeping it safeguarded against water, dirt, and external debris. Not only does replacing the weatherstrip help in preventing rust and degradation, but it also plays a role in minimizing noise and vibration.