Insulator. Left. Right. A component that insulates or isolates the Uniside from another component or it's mounting surface. A component that usually goes between the Decklid and its mounting point preventing the parts from rubbing on each other and or preventing them from hitting. Engine Compartment Insulation. Insulation used inside the door. Sound Absorber. Deadener. Deck Lid. Door shell Insulation. Engine Compartment Insulation. Inner Quarter panel. Pad. Sound Absorber. Stiffener. Uniside panel. Included with: Door shell, Uniside assembly.