The rear spoiler is CNC molding based which will fit perfectly for your Infiniti Q50 of all years 2014+ 
 
The spoiler is made of very high quality and light weight 3K carbon fiber, with polished and shining surface with UV-Protected Clear Coating. Giving you a high strength, impact resistance fade, and rust resistant addition to your car's aesthetics. 
 
No-drilling necessary! Our high strength double sided tape will make the installation a breeze, providing a flush, OEM look! Professional installation is always reccomended!