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Bookmark or Share- Kirkland signature synthetic oil | BobIsTheOilGuyHistorically, both full-synthetic Kirkland Signature and QSUD (including its newer QSFS moniker) are highly regarded oils here. Both oil brands are favorites in my Alaskan vehicles. Last edited: Feb 20, 2022
- Is Kirkland Signature 0w20 a super high quality full synthetic oil?IDK if it's "Super" High Quality, but it seems equivalent to Super Tech Full Synthetic, so I'd say it's at the least a respectable full synthetic oil.
- Kirkland's Signature vs Super Tech... | BobIsTheOilGuyIs Kirkland Signature 0w20 a super high quality full synthetic oil? DR1; Dec 2, 2021 ...
- Kirkland vs Mobil 1 - BobIsTheOilGuySave you money and get the Kirkland's Signature. You will not notice a difference in engine performance or wear levels following an OEM recommended OCI. 10 quarts of Kirkland's Signature cost the same as a 5 quart jug at WalMart. No rebates, no hunting sales.
- PQIA test of Kirkland FS 5w-30 | BobIsTheOilGuyLooks good to me, a LSPI friendly Ca & Mg detergent package, close to max ZDDP, lots of Boron (245 ppm) and a nice dose of Moly (80ppm).
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