KaiserM715
Kaiser Söze
These questions seem to come up frequently, so here is a post with the answers. Each link goes directly to a relevant post so that you don't have to look through a whole thread. This is a work in progress.
Screw Exhaust on Scab FYI
http://www.fordraptorforum.com/f160/screw-exhaust-scab-fyi-48113/
Screw Exhaust on Scab FYI
http://www.fordraptorforum.com/f160/screw-exhaust-scab-fyi-48113/