2006 Lexus IS250 Sedan

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2,499 cc 2.5 liters V 6 front engine with 83 mm bore, 77 mm stroke, 12 compression ratio, double overhead cam, variable valve timing/camshaft and four valves per cylinder 4GR-FSE

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Premium unleaded fuel 91

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Fuel economy EPA highway (mpg): 32 and EPA city (mpg): 24

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Gasoline direct injection fuel system

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17.1 gallon main premium unleaded fuel tank

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Power: 152 kW , 204 HP SAE @ 6,400 rpm; 185 ft lb , 251 Nm @ 4,800 rpm