It’s a must upgrade for Performance Audio Speaker system, the Door Speaker Bracket is the best way to install aftermarket Power full speakers into the NSX door panel.
This speaker Bracket will allow you to install aftermarket 6.5" speakers into the factory door panels without any cutting or drilling into the factory door
The speaker Bracket were custom designed for NSX and Was 3D printed with ABS Plastic material, Each Bracket weight is ruffle 150g , and it’s weather resistant and also lightweight as well, 
This Speaker Bracket replace the factory speaker box enclose unit, it uses the factory mounting locations for both the doors, no drilling or cutting to install aftermarket speakers. 
Installation time, other than taking the door panel installing the bracket will take less than 1 Minutes, simple installation 
INCLUDES
2 Door Speaker Bracket
6 plastic OEM push in clips ( mount the Bracket to the Door  Panel )
4 screws ( mount the bracket to the door 
8 screws (mount the speaker to the bracket)