Mercury – Quicksilver 20 Micron Oil Filter | Oil Filtration Series | Metal Canister | 8M0154778

Overview

Every boater has a few parts they rely on without hesitation — the ones that quietly do their job so you can focus on the water, the weather, and the ride. The Quicksilver 8M0154778 Oil Filter is one of those parts. It brings a steady sense of trust, the kind you feel when your engine fires right up on a cool morning or settles into that smooth, confident hum as you ease out of the no-wake zone. This Mercury Marine part doesn’t call attention to itself, but you notice its work every time the engine runs clean and strong.

Key Features

• Twenty micron filtration designed to capture finer contaminants.
• Marine-grade metal canister for long-lasting durability.
• Secure, smooth-seating gasket for a tight, leak-free fit.
• Helps maintain clean and consistent oil flow for healthier engine performance.
• Includes replacement element and O-ring gasket.
• Replaces Honda 15400-PFB-004, 15400-PFB-014, 15400-PJ7-005, 15400-PJ7-015, 15400-PM3-004, 15400-PM3-405; Mallory 9-57800; Sierra 18-7913.

Engine & Boat Compatibility

• Compatible with a wide range of Mercury-supported engines.
• Commonly used on various Honda marine engine platforms.
• Ideal for pontoons, fishing boats, aluminum rigs, center consoles, runabouts, and other small to mid-size vessels.
• Suitable for both recreational and light commercial marine use.

Performance & Practical Benefits

The real value of this filter shows up in how your engine behaves once it’s installed. The twenty micron element grabs the tiny particles that can slip past ordinary filters and cause long-term damage. With cleaner oil cycling through the engine, you’ll notice a smoother idle, more responsive throttle, and an overall steadier feel when you’re under way.

The installation is simple and familiar — spin the old filter off, oil the new gasket, and thread this one into place. When the gasket seats with that secure, confident bite, you know it’s ready for long days on the water. It holds tight through heat, waves, vibration, and the constant motion that marine engines live through.

Whether you’re trolling, cruising with the family, or running back to the dock ahead of weather, this filter keeps the engine protected and running clean. It helps reduce internal wear, keeps the oil clearer between changes, and gives you that quiet reassurance you want when you’re far from shore.

Why Buy OEM

Filters are one of those parts where cutting corners never pays off. A genuine Mercury Marine part is engineered to the exact flow rates, pressure requirements, and filtration standards your engine was designed around. It’s not just about fitting the threads — it’s about long-term performance and engine protection.

Aftermarket filters often look similar on the outside, but the inside tells a different story: cheaper materials, inconsistent filtration, and weaker internal components. Over time, that can mean rougher running, reduced performance, and unnecessary wear. With OEM, you know you’re getting something built to match the conditions your engine faces every day. It’s the practical, experienced choice — the one you’d recommend to any fellow boater without hesitation.

FAQ

Q1: Which engines does the 8M0154778 Oil Filter fit?

It fits various Mercury-supported engines and replaces multiple Honda, Sierra, and Mallory part numbers. Checking your current filter number is the quickest way to confirm.

Q2: What makes this filter better than aftermarket options?

It’s built to Mercury’s marine standards, using stronger materials and finer filtration media for consistent protection.

Q3: How do I know if it’s the correct replacement for my setup?

Match your existing filter’s part number or confirm through your engine manual.

Q4: Can this filter be used in both saltwater and freshwater?

Yes, it’s designed to perform reliably in either environment.

Q5: Is installation straightforward?

Very. Most boaters can change it in minutes using basic tools.