It is probably this one. http://www.ebay.co.uk/itm/2009-NISSAN-370Z-GT-V6-BLUE-Cat-C-repaired-/300586858972?pt=Automobiles_UK&hash=item45fc5f79dc&clk_rvr_id=264048430409
I did mine last week. Just have a look under the wiper centre clip. You will see a small lug like the front wipers. Hold that up and slide the blade to the rear of the car. Its tight but it will move.