Edelbrocks
Not sure about the 5 spd, but suspect they do.
Most importantly, make sure they have a set for your year. The flange at the cat was changed slightly around the 2000 model year.
I have dealt with Thunderracing.com for some of my parts. Sometimes I pay a little more than Summit, other times not, but the service has been excellent. Ask for David if you are interested in getting the headers.