I bought these to replace my gmpp Koni struts. They just did not offer the performance that I wanted so I got Bilsteins. They have roughly 500 miles.
$300 shipped or $250 picked up. I am located in Goshen, Indiana and willing to meet within an hour drive.
Craigslist for pic
http://southbend.craigslist.org/pts/5773491643.html