Maximize Engine Power 5W-20 Synthetic Blend Oil from Costco

There is no such brand as Costco synthetic oil! Costco a wholesale price retailer. Nulon engine oil and Kirkland engine oil are sold by Costco ... Has anyone used Costco oil for the GS-F? I use the 5W-20 for the GX-460 and the Camry and it has been great. Any experience with this oil for ... Kirkland Signature™ Full Synthetic 5W-20 Motor Oil is formulated to reduce wear on critical parts and maximizes fuel economy. Our 100% synthetic formulation ... Costco's deal: Mobil 1 Advanced Full Synthetic Motor Oil 5W-20, 1-Quart/6-pack - 43.49 - Dealmoon.co. Anyone have any experience, good or bad, with using Kirkland Signature 0W-20 Full Synthetic Motor Oil? Costco has it for $63.99 (4-5qt bottles) right now. Thoughts on using the new Kirkland synthetic motor oil. It's made by Warren. $24.99 for 10 quarts. I used it for my son's Saturn as it's labeled as good for ... Wife and I made our 2nd ever trip to Costco today as new members and I found Kirkland brand synthetic oil in 5w30 for $38 for 10 quarts. The Costco oil is dino oil similar to Rotella T3. Ford recommends a full synthetic for the 6.7 when using bio-fuels, which most is the cast of most diesel fuel ... 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 ... KIRKLAND: Kirkland was on sale at $24.99 - $3.00 sale, so total cost is $21.99. I bought a case of 0W-20 and 5W-30. This comes out to $2.20 per ...