the topeka race would also see the debut of the gtp zx-turbo's replacement, the npt-90, with the team running one car of each. lime rock would also see nissan defeated, yet mid-ohio would have the company back on top. this time though it would be the npt-90 defeating the gtp zx-turbo as the two took the top spots. following a result of fifth behind the npt-90's first, the gtp zx-turbo would be retired completely. by the next round, the second npt-90 would be completed and replace the sole remaining gtp zx-turbo used by the team.