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Inquire about the recommended oil type and quantity for a 2004 Kia Optima.

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2 answers

★ Top Answer
leon singleton

The 2004 Kia Optima is offered with two different engine choices depending on the trim level. You can opt for a 2.4L 4-cylinder or a 2.7L V6 engine. These engines require different amounts of oil, but they both need the same type of oil. The smaller engine takes 4.5 quarts of oil, while the larger one requires 5.1 quarts. The recommended engine oil for your Optima is SAE 5W-20 full synthetic, but you can also use other options like SAE 5W-30, SAE 5W-40, SAE 10W-30, SAE 10W-40, SAE 10W-50, SAE 15W-40, SAE 15W-50, SAE 20W-40, or SAE 20W-50 if necessary. It is preferable to use lower-viscosity oils, but the vehicle is flexible with oil choices, considering the weather conditions.

More answers

  • charlene mosley

    The 2004 Kia Optima has two engine options: the base engine, a 2.4L inline-4, requires 4.5 quarts of synthetic oil, while the optional 2.7L V6 engine needs 5.1 quarts. Depending on the local weather conditions, Kia recommends using different viscosities of synthetic oil: 5W20 (below 14 degrees Fahrenheit), 5W30 (below 50 degrees Fahrenheit), 5W40 (below 68 degrees Fahrenheit), 10W30 (-20 degrees Fahrenheit to 40 degrees Fahrenheit), 10W40 or 10W50 (above -13 degrees Fahrenheit), 15W40 or 15W50 (above 5 degrees Fahrenheit), or 20W40 or 20W50 (above 14 degrees Fahrenheit).

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