We have had quite a few posts over the years concerning trim tabs, both in this forum, and in the "Projects" forum. In addition to discussions of size, many posts detailed the installation process (some with photos).
FWIW... I put a set of 24x9 Bennetts on my 2520 which should work equally well on your 23DVCC
Try using the search feature in both the "Projects" area as well as the "Power, Tabs, and Trailers" forums for specifics.