This Sunsong North America oil cooler line is designed for use with Dodge Ram Van B1500 transmissions. It comes with a fixing nut and is made of durable metal material. The line is 63 inches long and features a bracket mount for easy installation. This product is 100% leak tested and has been durability tested for medium duty use. It requires no drilling or modifications for installation and comes with female threaded and instant lock male end fittings. The Sunsong 5801385 oil cooler line is a perfect fit for your transmission and will keep your engine running smoothly.