call jetcoat on Monday if you haven't already sold the unit. It will be coated both inside and out. They should be able to give you a rough price based upon the length of pipe you have. It will also look really good when done.
here is a link on what to expect a product to look like after jetcoating: http://www.honda-tech.com/zerothread?id=923742&page=1
here is a link on what to expect a product to look like after jetcoating: http://www.honda-tech.com/zerothread?id=923742&page=1