Opening a SUI File

The SUI file type is primarily associated with Euro Truck Simulator 2.

SUI	File extension: SUI
	File type:	configuration file

What is a SUI file?

SUI files mostly belong to Euro Truck Simulator 2. Usage in Truck Simulation and Beyond: The SUI files are used to store various configuration and data settings, especially for simulation games. Most files are tied to Euro Truck Simulator 2, where they define truck sound configurations, cargo and accessory data, paint job details, traffic vehicle settings, camera parameters, and even dashboard color schemes. Some versions of these files use the ZIP format to compress spatial data, while others are stored with a UTF-8 encoding to manage in‐game data.
Other Uses:
They can also be used in non-game applications. For instance, a few SUI files serve as configuration files for solar inverters or as slot machine data files for IGT S2000, where the term "SUI" is considered to stand for Sierra User Interface.
Key Functionalities include:

Truck sound configuration and simulation audio

In-game cargo and accessory data setup

Game settings and user interface adjustments

Compressed spatial data storage (ZIP archives)

Data files for animations and camera settings

FilExt.com tip: Editors such as SCS Blender Tools are used by modders to open and modify these files. For more detailed information on game modding and settings, visit the official page at Euro Truck Simulator 2.

How can I open a SUI file?

You need a suitable software like Euro Truck Simulator 2 to open a SUI file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your SUI file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a SUI file directly in the browser:. Just drag the file onto this browser window and drop it.

Online SUI Text Viewer

Choose your .sui file to analyze

or drag and drop it here

Online File Viewer

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SUI file extension format:

To view or edit SUI files you need to know the file format, because it determines how the data in this file is stored. The file format can be determined based on the file extension and the signature (the first few characters of a file). However, different programs can use the same file extension. Furthermore, a file extension can be renamed incorrectly and double-clicking on it will then display an error when it is opened. So you need a detailed analysis of a file to find out the format and the associated program. Below you will find our evaluation of the SUI files:

An SUI file has no uniform or dominant file format. The two most popular formats are as follows:

• 20% of all SUI files start with the bytes # Co, which are crucial for this file format. These files are text files, so they contain words and text. SUI files are between 310 bytes and 1 KB in size. The file type is very recent. Several words can almost always be found in the files, e.g. soundref, vehicle, sounds:4, # Configuration of the engine sounds for the specific truck, exhaust and common. sound.sui or common_trlr_cables.sui is a typical file name. Files like these have the following tags: cables, common, trlr, sounds and data.
• 7% of all SUI files have the same signature name: ". The contents of these files can even be read by a human. The files are often between 94 bytes and 540 bytes in size. Certain words are almost always found in the files, such as name, price, unlock: 0, airbrush: true, base_color, icon, Eaton and base_color_locked. These files can be linked to settings and speed, and often include person-related information.

All other SUI files (73%) have no consistent format, the following 12 formats can be found: Euro Truck Simulator sound, Mac font, ZIP, tra, cargo, accessory, dashboard, UIKenn, SuIt and city. Often described as dashboard, color, mask, jazzy, traffic or light. Drag & drop your file here to see the file format and a preview of your SUI file!