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Sierra Marine Outboard 4-Stroke Engine Oil – Synthetic Blend 25W-40

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This product is currently out of stock and unavailable.

SKU: GS18-9440-8
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This Sierra 4-stroke synthetic blend 25W-40 outboard oil has been specially formulated to exceed the tough requirements of the marine 4-stroke outboard motor manufacturers. Its highly refined additive package and premium oil offers superior lubrication protection against wear, reduces friction and protects internal engine components against corrosion.

• NMMA FC-W® Certified

BLA CodeSize
S18-9440-81L (1.05 quart)
S18-9440-34L (4.2 quart)

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