Foam Cotton Soundproof Cotton, Compatible For Audi A3 A4 A6 Car Trunk Sound Heat Insulation Cotton Noise Deadener Firewall Mat Pad Cover(A4 17-18 High)

Compatible For Audi A3 A4 A6 Car Trunk Sound Heat Insulation Cotton Noise Deadener Firewall Mat Pad CoverWelcome to our store, which sells auto parts. The product quality is strictly controlled. We also have professional customer service. If you have any shopping troubles, you can consult. The customer service will give you a perfect solution. Please feel free to buy and look forward to your order. I wish you a happy life.

• Blocking engine roar: absorbing the mechanical noise when the engine is running through high-density materials, reducing the noise when idling and accelerating from entering the cockpit, and improving the quietness inside the car.
• Reduce abnormal resonance noise: Sticking it on the inside of the hood can suppress the noise generated by metal vibration and avoid noise interference such as "click" and "resonance noise".
• Block the engine from high temperature: isolate the heat under the hood from the car, reduce the air conditioning load in summer, reduce the heat loss of the engine in winter, and help maintain the working temperature.
• Special car, environmental protection, flame retardant, sound insulation and heat insulation.
• Double sound insulation, reducing engine noise, flame retardant partition