Flex-a-lite 32060 Zinc Anode Drain Plug Kit<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Installed in the radiator as a replacement for the drain petcock</li><li>Protects the cooling system from galvanic action</li><li>Prevents from damage due to electrolysis or coolant additive failure</li><li>Facilitates easy installation</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31z%2BaWpP2OL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/81FsE8L00uS.png" noproxy>