car has lots of swirls and I was wanting to do a swirl removal, polish and wax. I was thinking about getting the Meguiar's Colorx but what else would I need? 
will I need to use clay?
if I use that meguiar's nxt wax will I need to use a poish too?
pic

will I need to use clay?
if I use that meguiar's nxt wax will I need to use a poish too?
pic