UPS SHIPMENT ALERT

Due to the tragic UPS plane crash in Louisville, KY, some UPS shipments--including expedited packages--may be delayed. 
Our thoughts are with those affected by this incident. Thank you for your patience!

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!

PLEASE CHECK & UPDATE YOUR TAX FORMS!

Is your tax certificate on file expiring?  Ensure that your billing is done accurately by verifying that your tax certificate on file is up to date for 2025.  Customers in Alabama, Arizona and Florida MUST renew their certificates EVERY YEAR!

OUR CREDIT TERMS ARE CHANGING!

Our policies regarding open terms are changing beginning on January 1, 2025.  If your Marysville Marine account operates with open terms (not credit card), please review our new policies to ensure you understand them clearly.

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Inboard & Sterndrive Engine Oil

Inboard & Sterndrive Engine Oil

7 Items

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  1. Small Image
    25W-40 Marine Engine Oil, 1 quart | Sierra 18-9440-2P
    SIERRA-18-9440-2
    Qty In Stock: 109
  2. Small Image
    25W-40 Synthetic Blend Oil, 5 quart | Sierra 18-9440-4
    SIERRA-18-9440-4
    Qty In Stock: 149
  3. Large Image
    4-Stroke Premium Blend Marine Engine Oil 25W-40 - 5 Quart | Sierra 18-9400-4
    SIERRA-18-9400-4
    Qty In Stock: 363
  4. Small Image
    25W-40 4-Stroke Marine Engine Oil, 1 quart | Sierra 18-9400-2
    SIERRA-18-9400-2
    Qty In Stock: 144
  5. Small Image
    25W-40 Premium Blend Inboard Engine Oil, 55 gallon | Sierra 18-9400-7
    SIERRA-18-9400-7
    Qty In Stock: 0
  6. Small Image
    SAE 30 Full Synthetic Marine Engine Oil, 1 quart | Sierra 18-9410-2
    SIERRA-18-9410-2
    Qty In Stock: 68
  7. Large Image
    Full Synthetic 4-Stroke Oil SAE 30 - 5 qt. | Sierra 18-9410-4
    SIERRA-18-9410-4
    Qty In Stock: 69

7 Items

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