Has anyone installed the Volant cold air box?

http://www.performancecenter.com/products/searchtype_d/sortorder_DAA/productcategory_Air+Intake+Kits/category_Air+Intake/sf1_PONTIAC/sf2_2005/sf3_GTO/sf4_6.0l/partnumber_VOL15860150/

I'm curious to see how well it fits and works?

Thanks,