Quote Originally Posted by RUFFNECK View Post
What bout for a 2001 ESCB 5.3 2x4?
yes i ran them on my 99 ecsb

Quote Originally Posted by molitor View Post
The ebay headers should have 2.5'' collectors, 1-5/8'' primaries, and my personal favorite 7/16'' thick flanges. For the money they are a great buy. I paid over 400 when I bought mine. Now they are supercheap and they are still an excellent deal.
to small of a collector for any kind of horsepower, the 7/16 flange is the only thing good about them

Quote Originally Posted by darnie1987 View Post
ya thats kinda the way im leaning just wondering if there worth 300 more over what i got now, they come with the off road y-pipe as well, thanks for the input mo....
have a exhaust shop build you a Y pipe? what do you have now?