Group 155 group_header Part No. | CH-20A | Ford detail Gasket | CAE-016G | Mandrel Bent detail Windsor V8 detail Prim. Pipe | Sec. Pipe | Outlet | Manual | Auto | Oxy Sensor detail 2 1/2 detail 1 5/8 | Flanged | N/A | N/A | N/A detail � Features inline 4 into 1 collector for extra clearance detail Ceramic coating optional extra. Enquire for price