One of the best write-ups I have found. Good pictures, solid info, and says what products he used for the results. This is how I plan to do it when spring time comes.

How To: Apply VHT Night-Shades Spray Tint - Chevrolet Colorado & GMC Canyon Forum

Altho I will probably make my own full write-up so we don't have to link to other forums for the info lol.