To be honest leave your headlights stock. Just but in a glare reducing bulb like a Sylvania Silverstar or GE Nighthawk. The yellow bulbs only help to cut through fog, they won't have the punch to do the highway light. The Nighthawks & Silverstars are slightly blue but much more powerful than stock. The blue light reduces glare like the yellow but still carries. And these are not douchebag blue lights they are 100% street legal autoparts store bulbs.
That is exactly what I winter front does. When it sits and idles to warm up it won't along as much air through the rad. But as you move the lower air dam takes over and feeds your engine.
Definetly lube the door seals. And while you're at it get one of those tiny cans of lock de-icer with lubricant and toss it in your jacket just in case. Then get a bigger one and do your locks right now. Even though they aren't frozen the lubricant will help prevent it from happening. Toss it in the cab to help out people at work