The product is a cooling fan pulley designed for use with 2001-2010 Duramax engines, specifically LB7, LLY, Lbz, and LMM models. removed from an engine low mileage. 102k. This fan pulley is a genuine accessory part that is not a vintage or performance part. It is an essential component for maintaining proper engine cooling and ensuring optimal performance. Made with durable materials and precise engineering, this fan pulley is a reliable replacement for your vehicle's cooling system. Removed from 2007 Lbz. no warranty
