This is my 2006 Nissan Frontier SE King Cab 4X4 with a 4.0L V6 and a 6 speed manual. I bought it used with 18,024 km on it in July of 2007, completely stock. Now it has few mods, and about 42,000km.
Page 1: General Details
Page 2: Mods
Page 3: Future Mods
Page 4: Videos
Page 5: Epic Mudding Trip
The truck as it sits today: 
Mod List:
Line-X Box Liner
Tube Tech step rails
Radiator bug screen
Command start
Volant Cold Air Intake
Dual 2.25" Flowmaster 50 Series SUV catback exhaust
2 Degree Timing Advance
WRP Crank Pulley
3000K Fog Lights
Sony Xplod HU
Orange Side Markers removed
Burning off some old tires:
http://www.youtube.com/watch?v=KsK8vKw4LGQ
Below is a speed run (no launch) of my Frontier. At this time it had the Volant CAI and the Flowmaster dual exhaust.
http://www.youtube.com/watch?v=_P3SPqCUo48
Below are some pics of my Frontier completely stock, taken last summer. 
Below are some pics of various muddin'/offroading trips taken last winter/spring.
