Kit's Specification: Drive Belt Tensioner Kit includes Belt Tensioner x 1, Serpentine Belt x 2. Compatible Vehicles: Fit for Mazda CX-3 2.0L 2021, for Mazda CX-5 2.0L 2015, for Mazda CX-5 2.5L 2016-2025, for Mazda CX-9 2.5L 2019, for Mazda 3 2.5L 2014-2025, for Mazda 6 2.5L 2014-2021.