Headers for 2001-2008 Truck and 2001-2008 Suburban, Yukon and Avalanche. Part numbers THY-314-DA-C. These are set up for trucks equipped with the 8.1 Liter engine and are CARB legal.
These Doug Thorley headers are constructed of 14-gauge tubing with 3/8-inch flanges to give you the best quality you can get in a header! Plus they are ceramic coated to give a lifetime of performance!
This part has been discontinued