This is is a hydrogen clean in the process. It takes 30 minutes. It works by breaking down the carbon deposits in the engine. The process clears carbon through the exhaust system when the vehicle is being revved up. After the process is complete, the vehicle needs to be driven for 20 minutes at around 50mph.
This is turbo cleaning in process. This process uses a special liquid solution through the air system. It takes around 20 minutes to apply. When the steam clears, the vehicle is then taken for a 20-minute drive. This also breaks down carbon deposits throughout the engine.