A 911 GT3 with the Manthey Performance Kit, powered by a 375 kW (510 PS) engine, posted a lap time of 6:55.737 on the Nürburgring’s North Loop, the Nordschleife. This makes it exactly 4.19 seconds faster than the 911 GT3 without the kit
Nürburgring: 911 GT3 Manthey Performance Kit – $10,174/s
