Jason Cromer
1-877-726-8295
gmparts@samtaylor.com
not sure if you guys know about/use him. but he works in the parts department at sam taylor cadillac. they sell all new ac delco parts at wholesale. dealer wanted $550 if i remember correctly for a new opti spark (you lt1 guys know that disaster) got it from him for $180. i got most of my parts from him for my old lt1. anyways if you guys need parts (everyone) hes definetly work checking out. im calling him right now for my oil pressure sensor on my c5. ill post the price later. so far this is what ive got
local gm dealership $81.75
napa brand 47.50