Upgrade the comfort and sound insulation of your 1967 Ford Mustang with our high-quality interior underlayment. Designed to fit perfectly beneath your carpet, this durable material helps reduce road noise, vibrations, and heat transfer, creating a quieter and more comfortable driving experience. Made from premium, moisture-resistant materials, our underlayment protects your Mustang’s floorpan from rust and wear while enhancing the overall feel of your interior. Whether you're restoring your classic Mustang or simply improving cabin comfort, our underlayment is an essential foundation for a flawless interior finish.