Quicksilver 25W-40 Oil Change Kit for Mercury 25hp & 30hp EFI Outboards — 2×1L Oil, OEM Filter, Drain Seal

Quicksilver 25W-40 Oil Change Kit (part 8M0081911) supplies everything needed to service Mercury 25hp and 30hp 4-stroke EFI outboards in a single box.

This complete maintenance pack pairs two 1 L bottles of Quicksilver 25W-40 4‑stroke marine engine oil with a premium Quicksilver oil filter, a drain plug seal, and a plastic drip tray where applicable. Designed for Mercury 25‑ and 30‑horsepower EFI outboards, the kit simplifies routine oil changes by providing OEM-grade oil and the correct filter and hardware. Quicksilver’s marine lubricants are engineered for the corrosive marine environment and are trusted by Mercury Marine as Original Equipment-quality supply.

What exactly comes in the Quicksilver 25W-40 oil change kit?

The kit bundles oils, a filter, and hardware sized for Mercury 25hp and 30hp EFI 4‑stroke outboards so you won’t need to source parts separately. It includes factory-specified items to match service requirements for these engines.

• (2) 1 L (67.6 oz total) bottles of Quicksilver 25W-40 4‑stroke marine engine oil
• Quicksilver premium oil filter designed for the specified Mercury models
• Drain plug seal to ensure a proper gasket replacement
• Plastic drip tray included when applicable to the engine configuration
• Manufacturer part number: 8M0081911

How does Quicksilver 25W-40 oil protect my 4-stroke outboard?

Quicksilver 25W-40 4‑stroke marine oil is formulated with corrosion inhibitors and additives to maintain lubrication and reduce wear under marine conditions. It delivers lubricity that helps prevent scuffing and scoring on critical components, contributing to longer engine life when used according to manufacturer intervals.

• Advanced corrosion inhibitors to protect in salt and fresh water environments
• High lubricity reduces metal‑to‑metal wear and minimizes scoring
• Compatible with FC‑W performance requirements and FC-W Catalyst systems
• Provides stable viscosity at operating temperatures typical of small outboards

Will this kit fit my Mercury 25hp or 30hp EFI outboard exactly?

Yes — the kit is specified for Mercury 25‑ and 30‑horsepower 4‑stroke EFI outboards and contains the oil capacity and filter match recommended for those engines. Always verify your engine model and check your owner’s manual to confirm service intervals and quantities before starting maintenance.

• Specifically intended for Mercury 4‑stroke EFI 25hp and 30hp models
• Includes OEM‑grade filter to match factory specifications
• Part number 8M0081911 corresponds to the listed engines
• Consult your Mercury manual for exact oil change procedure and torque specs

How does this kit save time and reduce service mistakes?

By supplying the correct oil, filter and drain seal in one box, the kit reduces parts hunting and the risk of using off‑spec components. Technicians and owners benefit from consistent, OEM-quality items that match factory expectations for performance and fit.

• All-in-one packaging avoids mismatched filters or wrong oil viscosities
• OEM part compatibility lowers the chance of installation errors
• Drip tray helps contain spills and simplifies cleanup during service
• Packaged oil volumes match recommended change amounts for the target engines

Who is this for: The Quicksilver 25W-40 Oil Change Kit is aimed at Mercury boat owners, marine technicians, and watersports enthusiasts who operate 25hp or 30hp 4‑stroke EFI outboards and want OEM-quality maintenance consumables in one purchase. If you prefer factory-specified oils and filters, seek easier service sessions, and want corrosion-resistant marine lubrication, this kit streamlines routine care while maintaining manufacturer-compatible standards.