O.S. Engines 72107600 T-1070SC L52 Pipe Set FEATURES: Tuned specifically for the O.S. 12XZ Speed Spec III engine IFMAR and FEMCA approved Aluminum construction with polished natural finish INCLUDES: Tuned Pipe Header, OSMG2975 Header to Pipe Gasket Header to Engine Gasket Three Header to Pipe Springs One Pipe to Engine Spring INCLUDES: Tuned Pipe Header, OSMG2975 Header to Pipe Gasket Header to Engine Gasket Three Header to Pipe Springs One Pipe to Engine Spring