HOLIDAY ALERT

We will be closing at 12 PM EST on Friday, April 18th, in observance of Good Friday and Easter.
Any orders placed after this time will be processed on Monday, April 21st.
Have a happy Easter weekend!

Weather Closure Alert

Due to severe weather, our White House, Tennesee location will be closed Wednesday the 19th.

All shipments from this location will resume on Thursday the 20th. Thank you for your patience!

WE WANT TO HEAR FROM YOU!

We strive to make improvements that make it easier to serve your boating needs.
We’d like to know more about you and how we can do the best job possible for you.
Please take the time to complete this brief 3-5 minute survey to help us serve you better.

FREE Ground Shipping on Orders over $100!  Exceptions apply - see details.

Toggle Nav
  • Sign In
  • Create an Account
My Cart
Search
Menu
Account
Settings
Sierra

Sierra

6 Items

Set Descending Direction
View as List Grid
  1. Large Image
    Full Synthetic 4-Stroke Oil SAE 30 - 5 qt. | Sierra 18-9410-4
    SIERRA-18-9410-4
    Qty In Stock: 78
    Brand: Sierra

    Fully synthetic straight 30-weight engine oil is formulated for Volvo inboard & stern drive marine engines.

    Learn More
    MSRP: $75.69 $49.25
    Add to Wishlist
  2. FULL SYNTHETIC TCW3 OIL - QT
    Full Synthetic TCW3 Oil, 1 quart | Sierra 18-9540-2
    SIERRA-18-9540-2
    Qty In Stock: 8
    Brand: Sierra
    Full Synthetic TCW3 Oil, 1 quart Learn More
    MSRP: $19.79 $13.68
    Add to Wishlist
  3. Sierra 18-9540-3 TC-W3 Full Synthetic 2-Cycle Engine Oil, 1 gallon
    TC-W3 Full Synthetic 2-Cycle Engine Oil, 1 gallon | Sierra 18-9540-3
    SIERRA-18-9540-3
    Qty In Stock: 22
    Brand: Sierra
    Full Synthetic TC-W3 2-stroke oil is designed as a high performance outboard lubricant. Learn More
    MSRP: $69.29 $52.64
    Add to Wishlist
  4. 1 Quart 4 Stroke Full Synthetic Oil 10W-30 | Sierra 18-9690-2
    1 Quart 4 Stroke Full Synthetic Oil 10W-30 | Sierra 18-9690-2
    SIERRA-18-9690-2
    Qty In Stock: 1
    Brand: Sierra

    Sierra's full synthetic engine oil optimizes engine life by reducing friction while providing wear protection in severe operating conditions. Used with outboard and sterndrive applications.

    Learn More
    MSRP: $20.79 $15.17
    Add to Wishlist
  5. Small Image
    SAE 30 Full Synthetic Marine Engine Oil, 1 quart | Sierra 18-9410-2
    SIERRA-18-9410-2
    Qty In Stock: 38
    Brand: Sierra

    Fully synthetic straight 30 weight engine oil is formulated for inboard & stern drive marine engines

    Learn More
    MSRP: $16.39 $11.55
    Add to Wishlist
  6. Sierra 18-9690-3 4 Stroke Full Synthetic Oil 10W-30, 1 quart
    4 Stroke Full Synthetic Oil 10W-30, 1 Gallon | Sierra 18-9690-3
    SIERRA-18-9690-3
    Qty In Stock: 5
    Brand: Sierra

    Sierra's full synthetic engine oil optimizes engine life by reducing friction while providing wear protection in severe operating conditions. Used with outboard and sterndrive applications.

    Learn More
    MSRP: $74.29 $55.57
    Add to Wishlist

6 Items

Set Descending Direction
View as List Grid
Shop By
Now Shopping by
  1. Oil Composition Full Synthetic Remove This Item
Clear All
Shopping Options
My Wish List
Last Added Items
  1. Add to Cart
    Remove This Item
Go to Wish List
You have no items in your wish list.
© 2025 Marine Parts Source. All Rights Reserved.