Brand new SLP cheater domes for an xlt or xcr 600. They are brand new and include everything needed for the install. The kit part number is 12-281. The heads are made for 0-5000 feet altitude and for stock or trail porting. I bought them about 3years ago from a dealer that was liqudating inventory. I am asking $175 + shipping. These are brand new never been used. My name is Korey. You can check my feedback on ebay, username wackedout54. PM me on here for my phone number. I am located in Fort Wayne, Indiana.