This is where I normally order my transmission fluid from. Owen had posted it one of his posts as well. Good place to buy Genuine Transmission Fluids.
Website: http://www.mynismo.com/
6SPD Manual
Type: NISSAN HQ Multi 75W-85
Part #: 999MP-MTF00P
Price: $9.06 (per quart)
Order Link: http://www.mynismo.com/products/?id=3920
5SPD AUTO
Type: NISSAN Matic-K Automatic Transmission Fluid
Part #: 999MP-MTK00P
Price: $8.95 (per quart)
Order Link: http://www.mynismo.com/products/?id=4604
4SPD AUTO
Type: NISSAN Matic-D Automatic Transmission Fluid
Part #: 999MP-AA100P
Price: $6.95 (per quart)
Order Link: http://www.mynismo.com/products/?id=4401
CVT AUTO
Type: NISSAN Matic-D Automatic Transmission Fluid
Part #: 999MP-NS200P
Price: $14.95 (per quart)
Order Link: http://www.mynismo.com/products/?id=4401
