Thanks for the info..what kind of prices...I have worked very hard to keep it like factory options and I want to keep it as if gm did it if that means modifing a new plastic tank so be it...but I want to keep it simple..to so...if I am going to get a stainless tank I dont want to be painting black or something so it looks factoryish Plus I live one mile off a gravel road. SO any one else with suggestions and what are the prices thanks..