Trail Tech (S-8201 40W Stator Kit Fits Honda CRF250R 2004-2009 Honda CRF450R 2005-2008 Increase power output significantly, perfect for adding lights and turning night into day Electrical System kits contain regulator/rectifiers and model-specific connectors Trail Tech stators are custom made by Trail Tech, not purchased from bike manufacturers and rewound Because Trail Tech manufactures stators from scratch, a superior level of craftsmanship, performance and value is achieved