... (2-11/16") - 14 flutes - 1 step Fits Hastings.Mazda, Ford Escort, Capri, Subaru, Fran PH6607(those Fram filters madein Korea), Motorcraft ... - 2step Fits VW, Audi, Casite, GM//AC, Hastings, Wix, NAPA Ford. IsuzuMercedes, opel, etc...76mm (3") - 12 flutes - 1 step Fiat ... . Opel, Mazada, Volvo. Mitsubishi.Purolator, Wix, Nissan, VW, Porche, Renault, Ford, Honda. Audi. etc...93mm (3-21/32") - 36 flutes - 1 ...