Heres the level 21 cars
Amuse S2000 GT1 Turbo
Bugatti Veyron 16.4 '09
Chaparral 2D Race Car '67
Chevrolet Camaro LM Race Car
Citroën GT by Citroën Race Car
Dodge Viper GTS-R Team Oreca Race Car #51 '00
Ferrari 330 P4 Race Car '67
Ford Ford GT LM Race Car
Ford AU 2000 Ford Falcon XR8
HKS CT230R '08
Jaguar XJ220 LM Race Car
Lamborghini NOMAD Diablo GT-1 (JGTC) '00
Lister Storm V12 Race Car '99
Nissan R390 GT1 Road Car '98
Nissan XANAVI NISMO Z '06
TVR Cerbera Speed 12 '00
Not really:
Level 21 (26)
Amuse S2000 GT1 Turbo
Bugatti Veyron 16.4 '09
Chaparral 2D Race Car '67
Chevrolet 2010 Dale Earnhardt Jr. #88 AMP Energy/National Guard C
Chevrolet 2010 Jeff Gordon #24 DuPont CHEVROLET IMPALA '10
Chevrolet 2010 Jimmie Johnson #48 Lowe's CHEVROLET IMPALA '10
Chevrolet 2010 Juan Montoya #42 Target CHEVROLET IMPALA '10
Chevrolet 2010 Tony Stewart #14 IMPALA
Chevrolet Camaro LM Race Car
Citroën GT by Citroën Race Car
Dodge Viper GTS-R Team Oreca Race Car #51 '00
Ferrari 330 P4 Race Car '67
Ford AU 2000 Ford Falcon XR8
Ford 2010 AJ Allmendinger #43 Best Buy FORD FUSION '10
Ford 2010 Carl Edwards #99 Aflac FORD FUSION '10
Ford Ford GT LM Race Car
HKS CT230R '08
Jaguar XJ220 LM Race Car
Lamborghini NOMAD Diablo GT-1 '00
Lister Storm V12 Race Car '99
Nissan XANAVI NISMO Z '06
TVR Cerbera Speed 12 '00
Toyota 2010 Brian Vickers #83 Red Bull TOYOTA CAMRY '10
Toyota 2010 Denny Hamlin #11 FedEx TOYOTA CAMRY '10
Toyota 2010 Joey Logano #20 The Home Depot TOYOTA CAMRY '10
Toyota 2010 Kyle Busch #18 M&M'S® TOYOTA CAMRY '10
Level 24 (3)
Ferrari F10 '10
Ferrari F2007
Gran Turismo Formula Gran Turismo
It's pointless and stupid to split the nascars from the normal cars because you get them from the same ticket. You can't spell ignorant without IGN.