Tinting Motors has carved out a niche in the custom automotive WINDOW TINTING SERVICE & car Paint Protection Film _ CLEAR BRA market that our competitors can only envy. Our premium-line window film products include 3M automotive window films – 3M Color Stable Series rivals tinted factory glass in its rich appearance. Since the nano-carbon is dispersed throughout the thickness of the film, it ensures years of performance with no chance of the film turning purple & 3M crystalline multilayer optical film nano-technology that combines over 200 layers in a film that is thinner than a Post-it® Note. Improving comfort car tint film.