Having the same car myself and using a ton of waxes sealants,spray on waxes sealants etc,the best look i have had have been these
Blackfire wet diamond sealant
auto finesse desire wax,odk glamour wax,zaino z6 with z8 combo,wolfgang fuzion wax is the best for the metallic flake to show on the paint,for depth a lovely finish and cheap is duragloss 105 sealant.