File:Opel Astra GTC (side).jpg - Wikimedia Commons
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Opel Astra GTC: 1.6 16v 115 HP - SwyDRIVE [ENG_SUB] - YouTube
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File:Opel Astra GTC 1.6T Enjoy 2015 (15542168768).jpg - Wikimedia Commons
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File:Opel Astra GTC 1.6 Turbo Innovation (J) – Frontansicht, 6. Mai 2012, Wuppertal.jpg - Wikimedia Commons
File:Opel Astra GTC 1.6 Turbo Innovation (J) – Heckansicht, 6. Mai 2012, Wuppertal.jpg - Wikimedia Commons
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