Marco Seefried will return to Magnus Racing to contest the majority of the SprintX races alongside John Potter this year.
Patrick Long and Wright Motorsports won on Sunday at the Floridian street circuit.
Andrew Aquilante overcame a challenge from Lawson Aschenbach on the start to take his second GTS victory of the weekend.
Alvaro Parente began his 2017 PWC campaign with a dominant victory on the streets of St. Petersburg.
Andrew Aquilante won the first PWC race of 2017 on the streets of St. Petersburg after passing pole sitter Lawson Aschenbach for the lead.
The Nos. 43 and 93 Acura NSX GT3 cars of RealTime Racing will sport the team's signature blue, white and orange colors.
Returning drivers Johnny O'Connell and Michael Cooper will be joined by Jordan and Ricky Taylor at Cadillac Racing for the five SprintX races in 2017.
Bryan Sellers and Mike Hedlund will join McLaren GT factory driver Alvaro Parente at K-PAX Racing in 2017.
Cooper MacNeil and Gunnar Jeannette will drive a pair of WeatherTech Racing-entered Porsche 911 GT3 Rs at the final two PWC weekends.
Michael Lewis and Preston Calvert completed a sweep of the SprintX races at the Utah Motorsports Campus.