When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
That looks like the sending unit for an elec. temp gauge. If you had an elec temp gauge in the car the wires should be there, other wise you will need to run wires through the fire wall and just hook it up.