If you die of a horrible lung infection, you will not need ac.
If planning on living, just change the filter.
If you have an empty filter housing/no filter when delivered, etc...the empty housing tends to be full of leaves and dead bugs, and some live stuff.
Enjoy!
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- TJ
2001 Xterra '03 VG33, SE 5 spd, 305/70/16's, Revolvers, UBSkidderz, Doubled AAL's, 3"SL/2"BL, winch/bumpers, skids, sliders, OBA, Snorkel, pine stripes....
Friends don't let friends drive stock.
http://www.gifsoup.com/view/501230/tj-tackling-crawlers-ridge-o.gif