Vibrant Performance Pre-Assembled Hose Assemblies are PTFE lined and perfect for a wide range of applications, including fuel, oil, nitrous, coolant and more. These professionally assembled lines feature crimp-on fittings that are installed using a hydraulic crimping tool for a leak-free connection and each hose assembly is pressured tested to its rated working pressure. Available in sizes ranging from -3 AN to -10 AN. All hoses assemblies come with Black Anodized Aluminum Hose Ends. These Pre-Assembled Hose Assemblies are not to be used in high pressure, hydraulic applications.