Image credits – O

PhotoCarAuthorLicenceSource
Oldsmobile 442 W-30 Convertible (1969)Mr.choppersCC BY-SA 3.0Original
Oldsmobile Cutlass Ciera convertible (Hess & Eisenhardt)Mr.choppersCC BY-SA 3.0Original
Oldsmobile Cutlass Ciera convertible (Hess & Eisenhardt)Mr.choppersCC BY-SA 3.0Original
Oldsmobile Cutlass W-31 (1969)Greg Gjerdingen from Willmar, USACC BY 2.0Original
Oldsmobile Cutlass W-31 (1969)Greg Gjerdingen from Willmar, USACC BY 2.0Original
Oldsmobile Cutlass W-31 (1969)Greg Gjerdingen from Willmar, USACC BY 2.0Original
Oldsmobile Hurst/Olds (1969)1969ho at English WikipediaCC BY-SA 3.0Original
Oldsmobile Hurst/Olds (1972)1969ho at English WikipediaCC BY-SA 3.0Original
Oldsmobile Hurst/Olds 15th Anniversary (1983)dave_7 from Lethbridge, CanadaCC BY 2.0Original
Oldsmobile Hurst/Olds 15th Anniversary (1983)dave_7 from Lethbridge, CanadaCC BY 2.0Original
Oldsmobile Light Eight (1916-1923)Mr.choppersCC BY-SA 3.0Original
Oldsmobile Light Eight (1916-1923)Greg Gjerdingen from Willmar, USACC BY 2.0Original
Oldsmobile Ninety-Eight FiestaJoe deSousaCC0 1.0Original
Oldsmobile Rallye 350 (W-45) (1970)Dave Parker from Tracy, CA, USA,cropped and altered by uploader Mr.choppersCC BY 2.0Original
Oldsmobile Rallye 350 (W-45) (1970)Greg Gjerdingen from Willmar, USACC BY 2.0Original
Oldsmobile Rallye 350 (W-45) (1970)Greg Gjerdingen from Willmar, USACC BY 2.0Original
OM 665 Superba 'Mille Miglia'This Photo was taken by Wolfgang Moroder. Feel free to use my photos, but please mention me as the author and send me a message. This image is not in the public domain. Please respect the copyright prCC BY-SA 3.0Original
OM 665 Superba 'Mille Miglia'This Photo was taken by Wolfgang Moroder. Feel free to use my photos, but please mention me as the author and send me a message. This image is not in the public domain. Please respect the copyright prCC BY-SA 3.0Original
OM 665 Superba 'Mille Miglia'This Photo was taken by Wolfgang Moroder. Feel free to use my photos, but please mention me as the author and send me a message. This image is not in the public domain. Please respect the copyright prCC BY-SA 3.0Original
Opel 1.0 Liter (1931-1933)Lothar SpurzemCC BY-SA 2.0Original
Opel 1.0 Liter (1931-1933)Lothar SpurzemCC BY-SA 2.0Original
Opel Admiral (1937-1939)Lothar SpurzemCC BY-SA 2.0Original
Opel Admiral (1937-1939)Lothar SpurzemCC BY-SA 2.0Original
Opel Admiral A V8 (1964-1965)Triple-greenCC BY-SA 2.0Original
Opel Ascona 400GryffindorPublic domainOriginal
Opel Ascona 400Calreyn88CC BY-SA 4.0Original
Opel Ascona 400Steffs88CC BY-SA 4.0Original
Opel Ascona C Cabriolet (Keinath C3) (1980s)Cjp24CC BY-SA 4.0Original
Opel Ascona C Cabriolet (Keinath C3) (1980s)Charles01CC BY-SA 4.0Original
Opel Ascona C Cabriolet (Keinath C3) (1980s)Charles01CC BY-SA 4.0Original
Opel Astra H Nürburgring Edition (2005-2006)Thomas doerferCC BY-SA 3.0Original
Opel Astra H Nürburgring Edition (2005-2006)Thomas doerferCC BY-SA 3.0Original
Opel Commodore A GS/EVauxfordCC BY-SA 4.0Original
Opel Diplomat V8 Coupé (Karmann)nakhon100CC BY 2.0Original
Opel Diplomat V8 Coupé (Karmann)DetectandpreserveCC BY-SA 3.0Original
Opel Diplomat V8 Coupé (Karmann)Triple-greenCC BY-SA 2.0Original
Opel GT AeroAlexander-93CC BY-SA 4.0Original
Opel GT AeroToranaCC BY-SA 3.0Original
Opel GT AeroToranaCC BY-SA 3.0Original
Opel GT Roadster (2007) (2007-2009)M 93CC BY-SA 3.0Original
Opel Kadett A "Oliver" (Top Gear Botswana Special car)John KCC BY-SA 4.0Original
Opel Kadett C Aero (Baur)Berthold WernerCC BY-SA 3.0Original
Opel Kadett C Aero (Baur)Berthold WernerCC BY-SA 3.0Original
Opel Kadett C Aero (Baur)Berthold WernerCC BY-SA 3.0Original
Opel Kadett C Aero (Baur)rossingenCC0 1.0Original
Opel Kadett C GT/EOlliFoolishCC BY-SA 3.0Original
Opel Manta 400ThesupermatCC BY-SA 4.0Original
Opel Manta 400ThesupermatCC BY-SA 4.0Original
Opel Manta 400TsungamCC BY-SA 4.0Original
Opel Manta A GT/EHet MederCC BY-SA 4.0Original
Opel Manta TE2800 (Steinmetz)MinzoblateCC BY-SA 4.0Original
Opel Manta TE2800 (Steinmetz)SG2012CC BY 2.0Original
Opel Omega Evolution 500Lukeno94CC BY-SA 3.0Original
Opel RAK 2 rocket car2NMRCC BY-SA 4.0Original
Opel RegentLars-Göran Lindgren SwedenCC BY-SA 3.0Original
Opel RegentLars-Göran Lindgren SwedenCC BY-SA 3.0Original
Opel SlalomGildosPublic domainOriginal
Opel SlalomGildosPublic domainOriginal
Opel SpeedsterUnknown authorPublic domainOriginal
Optimal Energy Joule (2012)Rutger van der MaarCC BY 2.0Original
Optimal Energy Joule (2012)Rutger van der MaarCC BY 2.0Original
Optimal Energy Joule (2012)Rutger van der MaarCC BY 2.0Original
Ora Good Cat Ultra (2025)ChanokchonCC BY-SA 4.0Original
OSCA MT4 1100Michael Gaylard from Horsham, UKCC BY 2.0Original
OSCA MT4 1100Unknown photographerPublic domainOriginal