Stainless Works Headers 1-3/4" With Catted Leads (4WD Only) Factory Connect

2003-06 Chevy/GMC 4.8L, 5.3L (4WD only) Truck. 1 3/4" CNC Mandrel Bent 304 s/s primaries, 3/8" thick CNC Laser cut flanges, 2 1/2" catted leads. Designed to connect to factory exhaust. Stainless Works headers are backed by a limited lifetime guarantee on material and workmanship and are made in the USA.