Car wash and Detailing Company. ... Regular Interior Cleaning + Exterior Washing with Spray Wax. Your car comes into contact with a lot of debris: dirt, bugs, bird droppings, salt and grime. If left untreated, these deposits could eventually eat away at the finish and paint, damaging the metal beneath.A run through the car wash will eliminate these deposits. The simple rule of thumb is, when you can see the dirt on your car, it’s time for a wash