Well this is a very easy one, but I see questions on it fairly frequently so here goes:

Look at the dash cowl that shades the top of the guage cluster from below. You will see two torx screws at approx. 10 and 2. These take a T15 torx bit. It is a tight fit and the easiest way to access them is with a torx bit socket and a small wratchet. These are the only thing holding the guage cluster in.

You can see the location here: