Unlock Engine Potential 5W-20 Synthetic Blend Oil at Costco

Kirkland Signature Full Synthetic 5W-20 Motor Oil is formulated to reduce wear on critical parts and maximizes fuel economy. Quaker State Full Synthetic 5W-20 Motor Oil, 5-Quart - Walmart.com ... Never been a fan of Quaker State or Pennzoil. Probably because, of all the ... 2 x 4.73 L · Fights power-robbing particles better than conventional oil · Superior protection against corrosion versus conventional and synthetic blend oils ... Comparing the oil analysis of new costco engine oil to used oil with 10000 miles to see how much it changes. More tests are coming to show ... The document is on Costco online once you search the oil look for technical specs. Also indicates they use Warren Oil as their packager/blender. However I noticed that Costco sells a full synthetic motor oil (5w x 30W) and has received some very good reviews. ... synthetic oil (by Warren) ... Do NOT use Costco Kirkland Signature Full Synthetic motor oil! I bought a box of two bottles (5qts each of 0W-20) and used it twice, first oil ... I've been using the Kirkland oil now for years with great results as all my vehicles generally go to 250K miles or more. However, I change my oil every 5000 ... I was due for some oil and was in Costco. They did not have the mobil I usually buy on sale but they had Kirkland brand which seem to get good ... General MINI Talk - Kirkland Synthetic Oil - Hi, I got a '12 S and was excited to see Costco announcing synthetic oil.