C70 Coupe L5-2.3L Turbo VIN 53 B5234T3 (2001)
API Service Symbol
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The API Service Symbol "donut" is divided into three parts:
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The top half describes the oil's performance level.
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The center identifies the oil's viscosity.
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The bottom half tells whether the oil has demonstrated energy-conserving properties in a standard test in comparison to a reference oil.
