Used 2018 INFINITI Q50 for sale. Price: $27,739 180 Michael Drive, Syosset, NY 11791 More Syosset, NY Infiniti Q50's 2021 $32,470 41,340 Miles 2019 $18,995 62,422 Miles 2020 $17,995 56,424 Miles 2018 $38,985 19,700 Miles