2006-13 C6ZO6 and ZR1 Corvette Headers with 2" dia. 31" long primaries with "D" shaped port matched flange and 3" slip fit collectors. Includes 3" X-pipe, metallic substrate high flow converters, O2 extensions, Accuseal clamps, clamp/hanger assemblies, oil cooler lines, compression fittings, zip ties, cable clamps, etc.