Description
Sierra’s 18-7758 Oil Filter is designed for Mercury 75 HP, 90 HP, and 115 HP 4-stroke outboards as well as 150 HP EFI 4-stroke engines, delivering reliable filtration performance in demanding marine environments. Engineered with premium-grade materials, it features a heavy-wall steel canister and epoxy coating for enhanced corrosion resistance and long service life. The high-efficiency filter media helps capture contaminants while maintaining proper oil flow to support consistent engine protection and performance. With a 22mm x 1.5 thread specification, this filter meets or exceeds original equipment standards for dependable fit and function.
Features
- Engineered with premium grade materials that will excel in the extreme marine environment
- Epoxy coated for corrosion resistance
- Heavy-wall steel canister for further corrosion protection
- High-efficiency filter media that meets or exceeds the OE’s filtration
- Backed by Sierra’s industry leading warranty
- Thread Spec: 22mm x 1.5






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