2006 Audi A6 3.2 Avant

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3,123 cc 3.1 liters V 6 front engine with 84.5 mm bore, 92.8 mm stroke, 12.5 compression ratio, double overhead cam, variable valve timing/camshaft and four valves per cylinder

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Unleaded fuel 87

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Fuel economy EPA highway (mpg): 26 and EPA city (mpg): 17

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Gasoline direct injection fuel system

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21.1 gallon main unleaded fuel tank

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Power: 190 kW , 255 HP SAE @ 6,500 rpm; 243 ft lb , 330 Nm @ 3,250 rpm