SPECIAL...This Smart Start Glow Plug Controller Protective Box is made in America by SSi Signals & SYSTEMS INC. it ensures that your glow plugs work perfectly every time. The Glow Plugs and the TSU  included in this package are of high quality and designed to withstand extreme temperatures.
 
It is a must to disconnect the battery before installing it, or it can damage the box.
 
Shipping is Free......This is a Speical Sale.... A Limited Amount Available for this deal....