l4t3ncy hi there is no top brace but just under air ram tube at rear firewall is a brace strut cant see in photo and motor is also used as a brace thanks kieth
It seems Janspeed built the 91-94 cars backed by Nissan, then after dissapointing results pulled out for a year...them came back backing privateer 'ARE' in 96 which must be your car.
Was then in 97 Nissan decided to take it into their own hands, which led to the championship win in 99.