This may be old hat to many of you, but I was looking for a functional vented hood for the goat and ran across this site --- they also sell a supercharger system for the GTO.
http://www.pfyc.com/store/merchant....de=GT1234&Product_Count=1&Category_Code=GTEXT
http://www.pfyc.com/store/merchant....de=GT1234&Product_Count=1&Category_Code=GTEXT