Do you know if they have it in graphite shadow cause it isnt on it

 

Try Car parts corner on Ebay. They have several colors and all are oem. They will usually accept a offer of 5 or 10 dollars below their asking price. I have order several items from them with no problems.

http://www.ebay.com/itm/K6030-JK74B-Infiniti-G37-Sedan-Rear-Spoiler-NEW-OEM-K6030JK74B-/111390322574?hash=item19ef616f8e&vxp=mtr

 

Not sure, but you can call them as well to find out.