Need Help finding Headers

First question is if the hedman headers i have found here are anygood? i am not familiar with the company.
http://store.summitracing.com/default.asp?Ntt=headman&x=0&y=0&searchinresults=false&Ntk=KeywordSearch&DDS=1&N=115&target=egnsearch.asp

Second question is what type of headers do you guys and gals recommend for my 79 trans am ( keep in mind the engine is a 400 from a 68 bonneville ) thanks and money really isnt an issue.

hedmans a good brand.. i have hookers on my 76 with a 400.. they are a tite fit but worth it.

hooker super competition