calmini's site is www.purenissan.com (http://www.purenissan.com)
SLR's is www.spencerlowracing.com (http://www.spencerlowracing.com)
www.4x4parts.com (http://www.4x4parts.com) has alot of stuff
rancho's site is www.gorancho.com (http://www.gorancho.com)
and for wheels and tires www.4wheelparts.com (http://www.4wheelparts.com) is pretty good

jim wolf technology's site is www.jimwolftechnology.com (http://www.jimwolftechnology.com/)

they offer recalibration for our ECM's among other performance items for nissan/infiniti. i cant find JWT's ECM recal. on their site, but i did find it here oddly enough www.accessories.accessoriesgiant.com (http://www.accessories.accessoriesgiant.com)

www.xterraparts.com (http://www.xterraparts.com) is part of courtesy nissan, they have many genuine nissan OE parts, nismo parts, some calmini, touch up paint, etc. sometimes their customer service is slow, but its just one guy that runs the whole site, ive spoken to him before, nice guy

another, courtesy of akordboy

http://www.shrockworks.com/
L&P Performance (http://www.lpperformance.com/)

another good one is ok4wd (http://www.ok4wd.com) and Black Panther (http://www.blackpantherskidplates.com/)

These are some links I tossed up on thenewx.org awhile back. Some of the stuff is only for the new X's but other are for all years.

Ok, here are some helpful links to owners manuals, service manual subscriptions, etc.

Manuals and Guides (http://www.nissanusa.com/apps/techpublications)
Service Manual (Online Subscription) (http://www.nissan-techinfo.com/nissan/dept.asp?dept%5Fid=18)

2005 Xterra
Owners Manual (http://www.nissanusa.com/pdf/techpubs/xterra/2005/2005-Nissan-xterra.pdf)
QUick Reference Guide (http://www.nissanusa.com/pdf/techpubs/xterra/2005/2005_Xterra_QRG.pdf)
Towing Guide (http://www.nissanusa.com/pdf/techpubs/2005/2005NissanTowingGuide.pdf)
Warranty Information Booklet (http://www.nissanusa.com/pdf/techpubs/2005/2005_N_WIB.pdf)
Service and Maintenance Guide (http://www.nissanusa.com/pdf/techpubs/2005/2005_N_SMG.pdf)
HomeLink Card (http://www.nissanusa.com/pdf/techpubs/N_HomeLink.pdf)
Snug KidsŪ Child Safety Seat Fit Guide (http://www.nissanusa.com/pdf/techpubs/xterra/2005/child_safety_xterra.pdf)
Child Passenger Safety Card (http://www.nissanusa.com/pdf/techpubs/carseatsafety.pdf)
2005 Xterra Options (http://pittsburgh-music.com/users/jbeam/05Xterra/xterra_05_pricing.pdf) <- NEW


2006 Xterra
Owners Manual (http://www.nissanusa.com/pdf/techpubs/xterra/2006/2006-Nissan-Xterra.pdf)
Quick Reference Guide (http://www.nissanusa.com/pdf/techpubs/xterra/2006/2006_Xterra_QRG.pdf)
Towing Guide (http://www.nissanusa.com/pdf/techpubs/2006/2006NissanTowingGuide.pdf)
Warranty Information Booklet (http://www.nissanusa.com/pdf/techpubs/2006/2006_N_WIB.pdf)
Service and Maintenance Guide (http://www.nissanusa.com/pdf/techpubs/2006/2006_N_SMG.pdf)
HomeLink Card (http://www.nissanusa.com/pdf/techpubs/N_HomeLink.pdf)
Child Passenger Safety Card (http://www.nissanusa.com/pdf/techpubs/carseatsafety.pdf)

here are links to vendors that either make (or making) items for the new X's or sell items for the new X's.

Shrockworks (http://www.shrockworks.com)
Calmini (http://www.calmini.com)
SLR (Spencer Low Racing) (http://www.spencerlowracing.com/)
Black Panther (http://www.blackpantherskidplates.com/)
Raingler (http://www.raingler.com/)
Daystar (http://www.daystarproducts.com/)
K&N (http://www.knfilters.com/)
Gibson (http://www.gibsonperformance.com/)
Linear-Logic (ScanGauge) (http://www.scangauge.com/)
Yakima (http://www.yakima.com/home.html)
Total Chaos (http://www.chaosfab.com/what.html)
Timbren Bump Stops (http://www.timbren.com/index.htm)
ProClip Mounting Systems (http://www.proclipusa.com/choosecountry/choosecountry.aspx)


AC (Automotive Customizers (AKA: 4x4parts.com)) (http://www.4x4parts.com)
4wheelparts.com (http://www.4wheelparts.com)
xterraparts.com (Courtesy Nissan, Inc.) (http://www.xterraparts.com)
courtesy nissan 2005 X parts (http://www.courtesyparts.com/xterra/index.html)
yournissanparts.com (http://www.yournissanparts.com) (10% Discount Code: clbttn)
buynissanparts.com (http://www.buynissanparts.com)
nissan-auto-parts-dealer.com (http://www.nissan-auto-parts-dealer.com/)
All Phase Off Road (http://www.allphaseoffroad.com) (The folks who built PonyBoy's SAS'ed 05)

This club rocks!
Thanks to the links to the previous Xterra user manuals I was able to peek at the 2009 manual.

2009 Xterra Owners Manual (http://www.nissanusa.com/pdf/techpubs/xterra/2009/2009-Nissan-Xterra.pdf)