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Sierra 18-9551-3 10W-40 FC-W 4-Cycle Outboard Synthetic Blend Oil, 1 Gallon

Manufacturer

Sierra

Picture for manufacturer Sierra

Part Number

18-9551-3
18 reviews
03/11/2036 12:53 PM
Sale Price

$27.73

In Stock (10+)

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Usually delivered within 2 days

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Product Details

Sierra 18-9551-3 is a premium synthetic blend 10W-40 marine engine oil specifically formulated for 4-cycle outboard and inboard engines. This high-performance oil meets NMMA FC-W and API SL specifications, making it ideal for use in all marine applications without catalytic converters.

Key Features:

  • NMMA FC-W certified for 4-cycle marine engines
  • Synthetic blend formula provides superior engine protection
  • 10W-40 viscosity for excellent performance across temperature ranges
  • Enhanced rust and corrosion protection for harsh marine environments
  • Meets API SL performance standards
  • Compatible with all outboard and inboard engines without catalytic converters
  • 1 gallon container for convenient refills and oil changes

This marine-grade oil is engineered to withstand the unique challenges of saltwater and freshwater environments, providing superior protection against moisture, salt spray, and corrosion. The synthetic blend formulation delivers improved wear protection and engine cleanliness compared to conventional oils, helping extend engine life and maintain optimal performance.

Products specifications

Grade

10W40

Size

Gallon

Easy peasy

Fast Shipping, descent product

First time shopping with them but overall very pleased. Thanks Ron

Low prices

Great price

The price for my tires was the best from any website. The order also came faster than any order I had every placed for tires.

Awesome

Product arrived as expected. Bed Liner was a perfect fit for my 2018 Canyon. Delivery was on time and professional with a half hour courtesy call before arrival. Would order again from Autoplicity.

So far so good

Good price, shipping discount--does not match what Google sees, but ok.

Found exactly what I needed at a reasonable price!

Great service, bought my corner lights quickly and efficiently. Their site was easy to use, the order process was simple, and the prices were great in everything I looked at and bought. Deffinately will be using Autoplicity again!

VERY EASY WITH AMAZON SIGN IN

All Good

with there free shipping they distroyed summit and jegs. Autopilcity just got a new customer and I buy a lot of parts.

Easy and affordable

Thanks for the great price

Great business to deal with! Notifies location an status of orders timely and efficiently

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