Catalytic Converter with Integrated Exhaust Manifold. This in total allows AP Emissions Technologies to maintain industry-leading efficiency, productivity, and competitive pricing. AP Exhaust. This part generally fits Ford vehicles and includes models such as Focus with the trims of S Hatchback 2-Door,S Hatchback 4-Door,S Sedan 4-Door,SE Hatchback 2-Door,SE Hatchback 4-Door,SE Sedan 4-Door,SE Wagon 5-Door,SES Hatchback 2-Door,SES Hatchback 4-Door,SE S Sedan 4-Door,SES Wagon 5-Door,ST Sedan 4-Door,ZX3 Hatchback 2-Door,ZX4 Sedan 4-Door,ZX4 ST Sedan 4-Door,ZX5 Hatchback 4-Door,ZXW Wagon 5-Door.