Added (countries A-P):

• Mar del Plata (Argentina)
• Morgan Park A (Australia)
• Morgan Park B (Australia)
• Morgan Park D (Australia)
• Morgan Park E (Australia)
• Morgan Park K (Australia)
• Oran Park (Australia)
  Note, this circuit does not exist anymore. Updated for sim use.
• iCar Mirabel (Canada)
• iCar Mirabel Long (Canada)
• iCar Mirabel Long with Chicane (Canada)
• Guia Circuit (China)
• Ningbo International Circuit (China)
• Issoire Circuit (France)
• Autodromo ATCM (Mozambique)
• Villa Real (Portugal)
• Transilvania Motor Ring (Romania)
• Navak Driving Academy (Serbia)
• Andalucia Layout 1 5k (Spain)
• Andalucia Layout 2 4k (Spain)
• Andalucia Layout 3 2.2k (Spain)
• Circuit de Catalunya with updated chicane (Spain)
• Drive Centre Arena (Sweden)
• Gotland Ring 3.1 (Sweden)
• Ostersunds Kart Circuit (Sweden)
• Molanda Raceway (Sweden)
• Izmir Park (Turkey)
  (New layout and formerly known as Pinarbasi)
• Korfez Circuit (Turkey)

Added (countries U-Z):

• Curborough, with updated layout (UK)
• Kames Motorsport Circuit (UK)
• Kames Motorsport Circuit Reverse (UK)
• Prescott Hill Climb (UK)
• Belle Isle GP (USA)
• Collie Motorplex Long (USA)
• Davis Kart Club (USA)
• Dixon Kart Circuit (USA)
• Dominion Raceway (USA)
• Indianapolis SCCA (USA)
• Polecat Driving Academy (USA)
• Rockingham Infield (USA)
• Sonoma Kart Circuit (USA)
• Summit Point, Jefferson (USA)
• Summit Point, Shenandoah (USA)
• Thermal Point, Desert North (USA)
• Thermal Point, North Palm (USA)
• Thermal Club, Full Track (USA)
• Monticello, Full Course (USA)
• Nashville Music City Street Circuit (USA)
• Nashville Super Speedway (USA)
• Miami Concours Club, Outer Loop (USA)
• Gateway Motorsports Porsche 2 mile (USA)
• Donnybrook (Zimbabwe)