Replacement for 1990-2005 Mazda Miata, Replacement for 1990-1991 Mazda Protege, Replacement for 1988-1990 Mazda 323. Part number: B66010521B, B660-10-521B. Selected raw materials, excellent processing technology, reliable quality, good durability, long service life. Protects engine parts from dust and impurities entering the engine, thus extending engine life.
