• Formulated to protect against corrosion and excessive wear
• Designed for use with all four-stroke marine engines when 10W-30 is recommended
• Offers outstanding strength and viscosity retention
• 1-gallon bottle
• Produced by Mercury Marine to Mercury's stringent original equipment manufacturer specifications
• Mercury oils, lubricants and engine care products are backed by decades of experience in engineering, testing and manufacturing to provide the best protection and performance.

• Formulated to protect against corrosion and excessive wear
• Designed for use with all four-stroke marine engines when 10W-30 is recommended
• Offers outstanding strength and viscosity retention
• 1-Quart bottle
• Produced by Mercury Marine to Mercury's stringent original equipment manufacturer specifications
• Mercury oils, lubricants and engine care products are backed by decades of experience in engineering, testing and manufacturing to provide the best protection and performance.

Fits Yamaha XF425 & XF450 V8 Outboards (All Models)

Compatible with Yamaha XF425 and XF450 V8 4-stroke outboard engines. This OEM Yamaha oil change kit is designed for routine engine oil service and includes the essential components required for an oil and filter change using 10W-30 engine oil. This kit does not include gear lube or water pump (impeller) components.

OEM & Cross Reference Information

• Pro Marine Item Number: MRNXT10
• Cross Reference Number: LUB-MRNXT-KT-10
• Manufacturer Item Number: LUB-MRNXT-KT-10

Compatibility

Verify engine model and oil specification before ordering.

What is Included

This OEM Yamaha oil change kit includes the required components for routine engine oil service:

• Yamaha 10W-30 4-stroke engine oil (correct quantity for listed engines)
• OEM Yamaha oil filter element
• Drain plug gasket / seal

Note: This kit is intended for engine oil service only. Gear lube, fuel filters, spark plugs, and water pump components are not included.

What This Kit Is Used For

This Yamaha oil change kit supports routine engine oil service on Yamaha XF425 and XF450 V8 outboards at recommended maintenance intervals. Regular oil and filter changes help maintain proper lubrication, reduce internal engine wear, and support long-term engine reliability.

Frequently Asked Questions

What engines does this kit fit?
This kit fits Yamaha XF425 and XF450 V8 4-stroke outboard engines.

Does this kit include gear lube?
No. This kit is for engine oil service only and does not include lower unit gear lube.

Does this kit include water pump or impeller parts?
No. Water pump and impeller components are not included.

Is this OEM?
Yes. This kit contains OEM Yamaha components.

Build Your Own Kit

Some customers prefer to customize their maintenance kit. If you would like to add gear lube or additional service items, use the parts list below to build your own kit.

Notes

• Always follow Yamahas service manual recommendations for oil type and service intervals.
• Verify engine compatibility before ordering.

Fits Yamaha XF425 & XF450 V8 Outboards (All Models)

Compatible with Yamaha XF425 and XF450 V8 4-stroke outboard engines. This OEM Yamaha oil change kit is designed for routine engine oil service and includes the essential components required for an oil and filter change using 5W-30 engine oil. This kit does not include gear lube or water pump (impeller) components.

OEM & Cross Reference Information

• Pro Marine Item Number: MRNXT05
• Cross Reference #: LUB-MRNXT-KT-05

Compatibility

Verify engine model and oil specification before ordering.

What is Included

This OEM Yamaha oil change kit includes the required components for routine engine oil service:

• Yamaha 5W-30 4-stroke engine oil (correct quantity for listed engines)
• OEM Yamaha oil filter element
• Drain plug gasket / seal

Note: This kit is intended for engine oil service only. Gear lube, fuel filters, spark plugs, and water pump components are not included.

What This Kit Is Used For

This Yamaha oil change kit supports routine engine oil service on Yamaha XF425 and XF450 V8 outboards at recommended maintenance intervals. Regular oil and filter changes help maintain proper lubrication, reduce internal engine wear, and support long-term engine reliability.

Frequently Asked Questions

What engines does this kit fit?
This kit fits Yamaha XF425 and XF450 V8 4-stroke outboard engines.

Does this kit include gear lube?
No. This kit is for engine oil service only and does not include lower unit gear lube.

Does this kit include water pump or impeller parts?
No. Water pump and impeller components are not included.

Is this OEM?
Yes. This kit contains OEM Yamaha components.

Build Your Own Kit

Some customers prefer to customize their maintenance kit. If you would like to add gear lube or other service items, use the parts list below to build your own kit.

Notes

• Always follow Yamahas service manual recommendations for oil type and service intervals.
• Verify engine compatibility before ordering.