Ok guys, so.
I just found a Part No. which seems to be the factory made filter for the car.-----> AY685-NS018 <----- or -----> AY684-NS018 <----- Don't know what the difference is. I got it from this web site. http://jp-carparts.com/nissan/figlis...=235&cartype=3 270 Heater and Blower unit-->http://jp-carparts.com/nissan/partli...type=3&fig=270
Also, typed the first Fef No. and showed pictures such as this
http://i00.i.aliimg.com/img/pb/364/2...226364_289.jpg