1985-91 L98 C4 Corvette Headers. These headers feature 1 5/8" primary tubes, a 3/8" thick flange to prevent warping, 2 1/2" slip joint collector, and include 2 1/2" y-pipe. Will require cutting and welding to connect to stock or aftermarket exhaust system. Includes AIR tubes and O2 bungs.
All warranty questions, claims or otherwise should be directed toward the manufacturer, Dart.