(4) 4x6 sheets of single sided insulation (like Dynamat) (2) cans of spray adhesive (1) roll of foil tape (1) convenient box for shipping and storage
$100 shipped anywhere in the continental US.
If you have an install shop or know someone who does, put them in contact with me and I'll see about hooking you both up. This is almost 50 square feet of sound-deadening, heat-reflective insulation and everything you need to install it.