In this article, the company Tracto Partes Diamante de Puebla S.A. de C.V is studied, in which a new spare parts warehouse management strategy is proposed based on performance indicators or KPIs (Key Performance Indicators). The implementation strategy is divided into five stages: 1.- Evaluating the current situation, 2.- Designing the program and assignment of goals 3.- Definition of KPIs, 4.-Standardized communication 5.-KPI's implementation proposal. With the new warehouse management proposal, the company seeks to improve work standards, strengthen the relationship with customers, increase the return margin, and achieve their loyalty with an improvement in the fulfillment of orders.