True nissan told me they do have a dpf. still waiting on delivery of my 550. Hopfilly not to far away. 157rwkw thats impressive seen one with unichip making 159rwkw tuned.
Any body used these guys for a performance upgrade http://www.powerchipgroup.com/datasheets/1/Nis0087.pdf
Seems pretty good they now have software that they send to you and you flash your computer rather then sending it away. They can also supply dpf delete programming . When I finally get my...
