BMC FB01078 Replacement filter MAZDA CX-3 (DK) 1.8 Skyactive-DDescription BMC FB01078 Replacement filter MAZDA CX 3 (DK) 1. 8 Skyactive D The BMC air filter features a metallic mesh with an oiled multilayer cotton filtration material. This design ensures a high level of filtering efficiency while minimizing air pressure loss. The oil provides the material with an adhesive property, helping to retain air impurities without restricting airflow, resulting in a continuous filtering process. The cotton filtrating