NISSAN 2013 370Z Roadster - Owner's Manual - Manual (Page 357)

Black plate (355,1)
[ Edit: 2012/ 4/ 11 Model: Z34-D ]
You should be aware that incomplete or
improper servicing may result in operating
difficulties or excessive emissions, and could
affect your warranty coverage. If in doubt
about any servicing, we recommend that
it be done by a NISSAN dealer.
Maintenance and do-it-yourself 8-7