Hey man nice chop here is some constructive criticism for you.
The Paint looks fake, but white is one of the hardest colors to recolor
The Rims Are too bright and fuzzy , Lower the brightness and get better quality rim pictures
Shaving on the fuel filler and the indicator are noticeable
Window Tints are two different coulors
Go
HERE For Tutorials
That is a very good effort for a first chop , clean some things up learn some tuts and you will be set.