What oil for a vauxhall astra 1.6 8valve 2004?

For a 2004 Vauxhall Astra 1.6 8-valve, you should use a high-quality engine oil that meets the specifications of SAE 10W-40 or SAE 5W-30. Look for oil that complies with the API SL or ACEA A3/B3 standards, which are suitable for this engine type. Always check the owner’s manual for specific recommendations and any updates regarding oil specifications.