jetseal is very good, its a sealant so yes its a very relevant product it provides very good protection from uv rays which over time damage your clearcote and paint,it also stops contaminents bonding to the surface and corroding.
wax wise id suggest:
dodojuice purpe haze,
rainforest rub,
bluevelvet,
supernatural,
collinite 845,
collinite 476s,
collinite 915,
megs mirror glaze#16