Liquid Wrench L803-12PK Anti-Seize Dielectric Grease - 3 oz. Tube, (Case of 12) Use on spark plug threads and boots, exhaust manifold and engine bolts, U-bolts and spring bolts Use on headlamps, interior and exterior bulbs and lamps, battery terminals, electrical connectors, and ignition coil connectors Chemical inactive and waterproof Excellent for protective electrical parts and assembles High temperature stability helps prevent fusing of bulbs to sockets