Description

Sierra’s 18-7913 Oil Filter is engineered to deliver reliable oil filtration and engine protection for select Yamaha outboard applications, including 8/9.9 HP (323cc), 15/20 HP carbureted, and 25/30 HP EFI (MY2006 and newer) engines. It features an anti-drain-back valve to help maintain oil pressure at startup, reducing dry starts and supporting improved engine longevity. Built with a heavy-wall steel canister and epoxy coating, it provides enhanced corrosion resistance for long-lasting durability in harsh marine environments. The high-efficiency filter media meets or exceeds OEM filtration standards, ensuring consistent performance and dependable protection in demanding conditions.

Features

Anti-drain-back valve helps maintain oil pressure and reduce startup wear
Heavy-wall steel canister with epoxy coating for corrosion resistance
High-efficiency filter media meets or exceeds OEM filtration standards
Designed for select Yamaha outboard engines including 8–30 HP applications
20mm x 1.5 thread specification for secure and proper fitment
Thread Spec: 20mm x 1.5
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