This is a track recording of a BMW Z4 GT3 racecar built to the FIA GT3 specifications. The engine is a 4.4 litre V8 which produces a little more than 500 horsepower. The car weight is approximately 1190kg. It has a six speed sequential gearbox. The recording is made during a test day and consist of a 10-channel onboard recording from a warmup outing and four race stints with a total of 17 laps. The onboard microphones perspectives are two interior, two engine, one intake and three exhausts. The exterior recording consists of car passbys recorded on five channels with a surround microphone and a handheld mono shotgun. Some wild foley such as hood, airjack release and wheel fitting tools is included too.