Unveiling the Ultimate Engine Oil Costco's Unbeatable Value

M1 5W-30 is not rated for MB229.31/51, only you can be the judge of whether or not you should be using that oil or not. I feel the same way about the oil I put in my truck. It's the lifeblood of the engine, so why scrimp? FWIW..... 2018 Canyon Denali Metallic ... The specification is also used to define engine oils for servicing Ford engines where applicable. The oil shall meet all the requirements of the ... ... engine might require a specific oil? some reports here and other forums of some engines starting to use oil at 175k range. The 346k full ... 1852 likes, 64 comments - costco on April 28, 2023: "Help reduce engine wear and maximize fuel economy with Kirkland Signature™ Motor Oil. So I'm debating what I should use, what do you think? Mobil 1 Motor Oil SuperSyn 5W-30 ($2.5 @costco) Mobil 1 Motor Oil SuperSyn 10W-30 ($2.5 @ ... Kirkland Signature Full Synthetic Motor Oil 2-Pack 4.73L Each $49.99 At Warehouse ($59.99 On-line). Last Updated: Jan 1st, 2024 9:41 pm. Kirkland Signature Full Synthetic 5W-30 Motor Oil is formulated to reduce wear on critical parts and maximizes fuel economy. Three different weights are offered; I ordered 0W20. https://www.costco.com/motor-oil.html?brand=kirkland-signature&refine=ads_fbrand_ntk_cs ... Yes, our Mobil 1™, Mobil Super™, and Mobil™ Full Synthetic motor oils meet and exceed ILSAC GF-6 specifications. When can I purchase the new GF- ...