Who wants to pay 200 or more for a body lift? If you want to run 33" tires and not cut your Xterra up your going to need a 2" BL
You can piece together a Bodlylift (BL) for 70.00$ range.
You will need 10 - 2" tall 3" wide lift blocks.
Zoneoffroad.com (ZON3296) or Ebay is the best place I have...