Harley Davidson Design Billet Oil Cooler. No tools to install. For Twincam. Touring necessity
The Harley Davidson design Cool Collar Oil Filter Cooleris an authentic Show Polished HARLEY-DAVIDSON THREE INCH Billet and patented Cool Collar oil filter cooler. It works so well that you will be able to lay your knuckles on your rear valve cover at 55 mph on a 70 degree day without burning them!