When driving your vehicle do you feel the heat coming through the firewall, floor and tunnel? Do you hear road noise and vibration that prevents you from having a conversation inside your vehicle? Then reduce that engine, exhaust drone, road noise, vibration and reduce the heat that comes from the engine, headers, exhaust or catalytic converters with the light weight Hushmat Ultra! Hushmat's proprietary USA manufactured visco-elastic chemistry dissipates this heat insulating your interior causing less load on your A/C system. Insulation kits cover 100 percent of the area of your vehicles including: Firewall, floor, doors, roof and trunk. HushMat has determined the exact amount of material required for your vehicle.