Performance Polished Stainless Steel Exhaust Headers 02-14 Chevy/GMC Silverado Sierra Tahoe Yukon SUV Pickup Truck 4.8L 5.3L 6.0L 6.2L V8 Fit: 2002-2014 Chevy/GMC 1500 Silverado Sierra Tahoe Yukon SUV Pickup Truck 4.8L 5.3L 6.0L 6.2L V8 Light Weight Design. Improve Sound, Horsepower & Torque Tube Diameter: 1.5/8". Flange Connection Gasket(s), Bolt(s) Are Included As Pictured TIG Weld & Mandrel-Bent For Maximum Performance