Starecasing: With the StareCasing System three-step installation process, you just measure, cut and install. The patented tread and riser overlays fit over your existing staircase like a glove. No messy demolition. No guesswork. Just beautiful hardwood stairs. In a matter of hours, you can convert carpeted stairs to hardwood without the cost or hassle of total reconstruction.
Great tutorial on how to replace carpet on staircases and then install new stair treads... at a cheap cost rather than buying them premade from some website thats waaayyy more expensive... exactly the info I was looking for!