For some reason Matt, I was thinking Yoda recommended 5W-30 weight oil for the 4.7 L in colder temps, and 5W-20 (or 0W-20) for the 5.7 L (I would double check my Owner's Manual). Regardless, you should be find to go with full synthetic oil whatever the recommended weight oil is.

__________________

2007 Tundra Limited Double Cab 4x4 Super White
Volant CAI
Pioneer AVIC Z-2 (hard drive upgrade to AVIC Z-3)
Key FOB Tailgate Lock (courtesy of Toxarch)
OEM back-up camera w/flip down monitor microswitch mod
Sirius Satellite Radio
WeatherTech Floor Liners
20" OEM alloy wheels
Line-X Bed liner
UWS Black Powdercoat Low Profile Toolbox
DU-HA underseat storage unit
JC Whitney Black Nerf Bars
Lund Interceptor II Bug Shield
Tekonsha Voyager Brake Controller