Description
Limit of 1 Transaction Per Membership, with a Maximum of 2 units every 7 Days
Kirkland Signature™ Full Synthetic 5W-20 Motor Oil is formulated to reduce wear on critical parts and maximizes fuel economy. Our 100% synthetic formulation provides long-lasting engine protection and performance.
- Helps prevent Low-Speed Pre-Ignition (LSPI) commonly seen in modern, turbo-charged direct injection gasoline engines.
- Controls friction and engine wear better than the latest API SN PLUS requirement, especially during cold starts.
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Protects against high temperature shearing to maximize oil life even in long drain intervals
(Always consult owner’s manual for recommended drain interval).















2795 reviews for Kirkland Signature 5W-20 Full Synthetic Motor Oil 5-quart, 2-pack