If you get tired of walking around Skyrim, you'll want to find a horse. And if you get tired of the speed of your horse, you'll want to install this mod.
The mod impacts the speed in four areas: Walking, Running, Sprinting, and Swimming. Here are the exact numbers:
As you can see, the mod delivers some pretty substantial changes. So if you feel like you want your horse to move around the map faster, give this one a try.