ACTION series is an outstanding film that never fades and provides a stylish look. STEK Automotive ACTION series is a window film that has Nano Carbon technology applied. It allows a stylish appearance but never allows the window film to fade out. It provides heat rejection for comfort without metal layers and has 0% signal interferences with any of your electronic devices.

Heat reduction & UV protection

The ACTION series is able to reduce Total Solar Energy Rejection (TSER) of up to 55%. It provides a stylish appearance with 99% UV rejection and protects your vehicle's interior from fading, while keeping your vehicle cooler at the same time.

Clarity, Haze & Glare reduction

The ACTION series nano carbon technology provides excellent clarity and reduces the glare from sunlight dramatically. It helps the driver to stay more focused on driving

Signal Freedom

The ACTION series is a non-metalized film that is made with 100% nanocarbon material. This ensures that your navigation, mobile, and other electronic devices have full connectivity.


The ACTION series is backed by a limited lifetime warranty against fading to purple and is guaranteed that the film is installed by an authorized STEK Automotive installer or dealer.


The ACTION series is able to block up to 95% of visible light into your vehicle, which increases privacy for the driver and the passengers.