| Southern California Past Champions |
| | |
| 2011 | | |
| TTR Team Nobama | 1958 Chevrolet Lister | |
| TTU Don Vickrey | 2005 Porsche GT3 Cup | |
| TTS Greg Greenbaum | 1995 BMW M3 | |
| TTA Aaron Schwartbart | 1976 Porsche 914 | |
| TTB David Jodoin | 1999 BMW M3 | |
| TTC Vincent Seah | 2001 BMW 325 | |
| TTD Fulton Haight | 1997 BMW M3 | |
| TTE David Golik | 1985 Mazda RX-7 | |
| TTF Walter Carlos | 1983 Mazda RX-7 | |
| | |
| 2010 | | |
| TTR Bart Carter | 2005 Radical SR-8 | |
| TTU Terry Free | 2006 Chevrolet Corvette Z06 | |
| TTS Team Cashin In | 2001 Chevrolet Corvette Z06 | |
| TTA TC McNett | 1965 Factory Five Cobra | |
| TTB David Jodoin | 1999 BMW M3 | |
| TTD Team Magnus | 2005 Mazda RX-8 | |
| TTE David Golik | 1985 Mazda RX-7 | |
| | |
| 2009 | | |
| TTR Bart Carter | 2005 Radical SR-8 | |
| TTU Terry Free | 2006 Chevrolet Corvette Z06 | |
| TTS Randy Howard | 1985 Mazda RX-7 | |
| TTA Pat Garrett | 1993 Nissan 300ZX TT | |
| TTB Greg Greenbaum | 2004 Dodge Neon SRT4 | |
| TTC Dan Gardner | 2007 Scion tC | |
| TTD Derrick Shiba | 1999 Porsche Boxster | |
| TTE Nina Hormoz | 1994 Mazda Miata | |
| | |
| 2008 | | |
| TTR Bart Carter | 2005 Radical SR-8 | |
| TTU Terry Free | 2006 Chevrolet Corvette Z06 | |
| TTS Scott Howard | 1985 Mazda RX-7 | |
| TTA Ed Nazarian | 2006 Mitsubishi Evo IX | |
| TTB Sean Bradley | 2005 Subaru STI | |
| TTC Dan Gardner | 2007 Scion tC | |
| TTD Shawn Dolan | 2001 Pontiac Firebird | |
| TTE Jeffrey Ngo | 1989 Honda CRX | |
| TTF Gian Bowles | 1983 Mazda RX-7 | |
| | |
| 2007 | | |
| TTR Jon Stokes | 2003 Caterham Super 7 | |
| TTU Terry Free | 2006 Chevrolet Corvette Z06 | |
| TTA Tony Sarte | 2005 Subaru STI | |
| TTB Greg Greenbaum | 2004 Dodge Neon SRT4 | |
| TTC Arthur Weber | 1991 Chevrolet Camaro | |
| TTD John Matthew | 1998 BMW M3 | |
| TTE Dan Gardner | 2007 Scion tC | |
| | |
| 2006 | | |
| TTR Cody Martin | 2005 Radical SR3 | |
| TTU Russell Warr | 2004 Subaru Sti | |
| TTA Thomas Silbaugh | 2000 Ford Mustang GT | |
| TTB Dan Rose | 2002 BMW M-Coupe | |
| TTC Greg Greenbaum | 2004 Dodge Neon SRT4 | |
| TTD Shawn Dolan | 1970 Pontiac Trans Am | |
| TTE Mark Rodrigues | 1997 Acura Integra | |
| TTF Dan Gardner | 1991 Nissan NX2000 | |
| | |
| 2005 | | |
| TTU Deiter-Heinz Kijora | 2003 Mitsubishi Evo VIII | |
| TTA Russell Warr | 2004 Subaru Sti | |
| TTB Keith Parker | 1972 Chevrolet Corvette Stingray | |
| TTC Greg Greenbaum | 2004 Dodge Neon SRT4 | |
| TTD Shawn Dolan | 1970 Pontiac Trans Am | |
| TTE Shawn Meze | 1980 VW Scirocco | |
| TTF Ted Severns | 2004 Ford Focus ZX3 | |
| | |
| 2004 | | |
| TTA Fulton Haight | 1993 Ford Mustang Cobra | |
| TTB Russell Warr | 2004 Subaru STi | |
| TTC Keith Parker | 1972 Chevrolet Corvette | |
| TTD Greg Greenbaum | 2004 Dodge Neon SRT4 | |
| TTF Ted Severns | 2004 Ford Focus ZX3 | |
| | | |
