There are several benefits to steam cleaning the interior of your car:

1. Deep cleaning: Steam cleaning can reach into every nook and cranny of your car's interior, removing dirt and grime that may not be removed with traditional cleaning methods.

2. Sanitization: Steam cleaning can kill bacteria, germs, and allergens, leaving your car's interior sanitized and smelling fresh.

3. All-natural cleaning: Steam cleaning uses only water, so it is an all-natural cleaning method that does not require any harsh chemicals.

4. Protection: Steam cleaning can help to protect your car's interior by removing dirt and grime that can cause wear and tear on surfaces over time.

5. Cost-effective: Compared to professional detailing services, steam cleaning can be a cost-effective way to keep your car's interior clean. Steam cleaners can be purchased or rented, and can be used multiple times.

6. Environment friendly: This method of cleaning is environmentally friendly as it does not require the use of any chemicals and produces less waste compared to other cleaning methods.

It is important to note that steam cleaning should only be used on surfaces that can withstand high heat and moisture, and that it should be done by a professional or someone who is experienced with the process.