Supposedly these $111.00 Delco plug wires too...and supposedly come with clips:
MMD Powerline 30600147 - AC Delco 8.1L Spark Plug Wire Set

Here is where I found the info on this Delco Wires from someone that bought and installed them. he notes that they fit exact. comes with clips installed, and the word printing is exact same as what was on his OE wires:
8.1 Wires ??? - Page 3

Disclaimer: this is what I found as a search...so do your own homework. :)