If you are looking to add some horsepower and add a better exhaust tone to your truck, then these headers are what you are looking for.
 
304 Stainless Steel Headers with flanges welded fully through both sides for superior durability.
These headers were designed and perfected to fit your 99-06 GM truck like a glove.
 
Fittment include 99-06: silverado, tahoe, suburban, yukon, escalade, avalanche, sierra