Seems like PaceSetter may be out of business, if that's the same PaceSetter Performance Products in Phoenix that Google is saying has "Permanently closed", and all the vendors like Summit/Jegs/etc. show their items as "Out of stock" or "Call for availability".

However, last post in this thread a couple months ago says DG Headers is still making theirs and provides a contact email:

http://www.mightyram50.net/vbulletin...ll=1#post85415