The 2018 National Sports Sedan Series was an Australian motor racing competition open to Sports Sedans and Trans Am type automobiles.
[1] It was sanctioned by the Confederation of Australian Motor Sport (CAMS) as an Authorised Series, with Sports Sedans Pty Ltd appointed as the Category Manager by CAMS.
[1] The series was won by Steven Tamasi,[2] driving Holden Calibra.
[3]