A clean engine bay makes it easier to carry out repairs and maintenance. Engine wash ensures that road grime and salt which are the biggest culprits in developing rust are a thing of the past. It is always therefore important to clean your engine and its bay before body wash. This is to ensure that the degreaser is washed and rinsed off to avoid reaching any painted components
When vehicles go through car wash, the last thing that most people think of cleaning of the cleaning is the undercarriage of the vehicle. Out of Sight out of Mind, could cause damage to a vehicle in the long run.
It is thus important to clean the undercarriage as it is to the visible exterior if the car. This prevents reduces rust and hence reducing the rate at which your vehicle wears out.