Built for reliable performance and easy installation Features ProLine swivel fittings for easy oil plumbing Installs between the oil filter landing and the oil filter for easy access to the oil supply to install an oil cooler Designed with HyperFlow Technology, an engineered balance between performance and flow Machined with sweeping internal flow passages for optimal flow characteristics from billet aluminum and anodized with a durable titanium gunmetal finish Flows oil to an oil cooler full-time with no oil bypass NPT port & plug for optional installation of sending unit or switch Sportsters from '04-on require an oil filter adapter for installation of an oil cooler. ADAPTOR OIL FILTER EVO