Ducktail spoiler made by Shinkai Racing from high quality FRP. It is a very tight fitment that can be installed as-is and look pretty awesome with almost impossible-to-see gap. It adds that subtle yet aggressive touch the rear end of the vehicle needs. Shinkai Duckbill Rear Spoiler should be ordered at REV9 Autosport https://rev9autosport.com/shinkai-duckbill-rear-spoiler.html as they provide the best service and speed we've seen so far!