Product is brand new and never been used. This is a high-quality reset tool for Detroit Diesel trucks between 2007 and 2016. The tool comes with a 9-pin connector that allows you to quickly and easily reset fault codes & aftertreatment and start forced regen . The OTR Reset Tool Detroit Diesel is an excellent investment for truck drivers needing to reset faults, perform forced DPF regens, and address soot level issues for DD13, DD15, or DD16 engines. And tool is made by ORT Performance, a well-known and respected brand in the trucking industry. With no warranty included, this unit is made to last and provide long-lasting performance. Its OTR25R manufacturer part number ensures that it is a top-of-the-line product. *** READY TO SHIP*** • Works with Freightliner / Western Star with DD13 DD15 • Reset engine learned data to safely reach destination and decrease downtime • Reset fault codes within 1 minute to clear and reset the system.