A Group B icon, the Opel Manta 400 was entered in mid 1983. It struggled to match its AWD competitors, with an AWD Opel Manta prototype being developed briefly before the project was brought to a close. The Opel Manta Group B produced 275hp, offering excellent traction in the dry.
1. You need to download and install Steam http://steampowered.com/download/SteamInstall.msi
2. Go to your account or register a new one.
3. Go to the "My Games" and select "Activate via Steam ...", and enter the key received after payment.
4. Once activated, the game will appear in the game list (Library) and you can download it.
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