Description
SIERRA 15W-40 Multi-Vehicle Engine Oil, 5 Gallon – 18-9554-5
SIERRA 15W-40 Multi-Vehicle Engine Oil is a premium marine engine oil formulated for the heavy-duty inboard market, including cruisers, towboats, and inboard ski boat applications. Designed for dependable lubrication in demanding marine environments, this 15W-40 oil helps protect diesel 4-stroke engines while supporting performance requirements commonly specified by major marine engine manufacturers.
- Premium 15W-40 multi-vehicle engine oil for heavy-duty inboard marine applications
- Formulated for cruisers, towboats, inboard ski boats, and diesel 4-stroke engines
- Meets API Service Classification up to CK-4
- Meets performance specifications for API Service Classification SM
- 5-gallon pail is ideal for service shops, fleet maintenance, and high-volume oil changes
This oil replaces or crosses to common marine and heavy-duty engine oil applications, including Shell Rotella T4, Delco 400, MerCruiser, Indmar, Pleasurecraft, Crusader, Volvo Penta, and MasterCraft references. Not for use in gasoline engines equipped with catalytic converters.
Specifications
- Manufacturer: SIERRA
- Part Number: 18-9554-5
- UPC: 808282375898
- Product Type: Multi-vehicle marine engine oil
- Oil Weight: SAE 15W-40
- Container Size: 5 Gallon / 18.95 L
- Container Type: Pail
- Oil Grade: Premium
- Product Style: Crankcase oil
- Engine Type: Diesel 4-stroke
- Application: Heavy-duty inboard marine engines, cruisers, towboats, and inboard ski boats
- API Service Classification: Up to CK-4
- API Performance Specification: SM
- Replaces: Shell Rotella T4, Delco 400, MerCruiser, Indmar, Pleasurecraft, Crusader, Volvo Penta, MasterCraft
- Important Note: Not for use in gasoline engines equipped with catalytic converters









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