If your car is new and the paint does not need correction (even most new cars need correction) do it yourself. Checkout Chemical Guys ceramic products. Love their products
I just spent 3K on 3M clear bra from the front doors forward and ceramic coat the complete car on my 2016 GT convertible. Ceramic coating is very easy to apply. The cost lies in the paint correction. My guy spent wet sanding and polishing making the paint perfect.
I ceramic coated my 2005 Dodge...