Reduce that aftermarket engine, exhaust drone, road noise, vibration, and the noise that disrupts your ride and reduce the heat that comes from engine, headers, exhaust and catalytic converter — with 1 USA-made material — lightweight HushMat Ultra! When driving your vehicle, do you feel the heat coming through the firewall, floor, and tunnel? Do you hear the road noise and vibration that prevents you from having a phone conversation? Does it drive you crazy? Do you wish you could stop the heat and noise and enjoy a current-model quiet ride on the inside? HushMat is the solution. HushMat not only applies to your daily driver, it applies to every vehicle on wheels or in the water! This kit contains 30 sheets of 12 in. x 23 in. Stealth Black Foil for 58 sq. ft. of coverage.