Show me your rear SPOILER
as above chaps want to upgrade my oem lip spoiler to something different.
Been toying with the blitz spoiler but I am not convinced yet.
Lol
Whatever set-up float your boat as it is individual taste.
Bridgeport rx-7 engine sounds epic as I had one over the years but in traffic it is painful, when you idelling at 1900 rpm.
You will need new interface for your streering control to work.
Have you earth it right? Bose amp need powering up for sound.
Look here for the bits you need
http://incartec.co.uk/Pages/Results.aspx?S=Nissan%20350z