The best place to rent a ferrari in Dubai is corel wta tour. These guys will guide you how to rent a luxury car for example Ferrari and will also deliver it to airport, so you will able to sit right the way in Ferrari and enjoy the time in Dubai. Ferrari rental in Dubai is easy with corelwtatour.com. There are many companies where you can rent a sports car in here, but I would suggest you to stick with a company that is trusted and well know as corelwtatour, because they are experienced guys in car renting business and they can sort out any problems right a way.
If you are staying for many nights in Dubai, than I suggest you to rent also other sports car from them, because they have many car that you can choose from. For example they have Porsche, Rent a Lamborghini, Ferrari, Range Rover and also Rolls Royce.