Fits Mack 2191-P502423 Fuel Filter, Water Separa

Fits Mack 2191-P550929 Fuel Filter

Fits Mack 2191-P551431 Fuel Filter Water Separator Cartridge, 3.15" Od, 7.73"

Fits Mack 2191-P551354 Fuel Filter Water Separator Spin On, 3.43" Od, 8.01"

Fits Mack 2191-P551115 Fuel Filter Water Separator Cartridge, 4.21" Od, 5.51"

Fits Mack 2191-P553880 Fuel Filter Water Separator Spin On, 3.66" Od, 7.95" L,

Fits Mack 2191-P553201 Fuel Filter Water Separator Spin On, 3.66" Od, 8.63" L,

Fits Mack 2191-P551066 Fuel Filter Water Separator Spin On, 4.22" Od, 6.81" L,