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Earn up to 4.5% Back on Purchases
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Free Shipping over $99

Orders $99 or more ship free within the contiguous U.S.
May not apply to engines or oversized orders.

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Free Shipping over $99

Orders $99 or more ship free within the contiguous U.S.
May not apply to engines or oversized orders.

Shipping Policy

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PartsVu Blue Rewards

Earn up to 1.5 points for every $1 spent. That’s up to 4.5% back that you can redeem and save on future orders. Excludes engine & lower unit sales.

Start Saving Now

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Ready To Serve

Our top priority is your ultimate satisfaction, and to get you back to boating as soon as possible.

Contact a Parts Pro

SALE - 4-Stroke Marine Engine Oil

(61 products)
  • Sierra - 25W-40 FC-W Synthetic Blend 4 Stroke Inboard-Sterndrive Engine Oil - 5 Quart - 2 Pack - 9440CAT4

    SIERRA

    Sierra - 25W-40 FC-W Synthetic Blend 4 Stroke Inboard-Sterndrive Engine Oil - 5 Quart - 2 Pack - 9440CAT4

    $136.80
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  • Sierra - 25W-40 FC-W Synthetic Blend 4 Stroke Inboard-Sterndrive Engine Oil - 5 Quart - 4 Pack - 9440CAT4

    SIERRA

    Sierra - 25W-40 FC-W Synthetic Blend 4 Stroke Inboard-Sterndrive Engine Oil - 5 Quart - 4 Pack - 9440CAT4

    $273.60
    Learn More
  • Sierra - 25W-40 FC-W Synthetic Blend 4 Stroke Inboard-Sterndrive Engine Oil - Quart - 2 Pack - 9440CAT2

    SIERRA

    Sierra - 25W-40 FC-W Synthetic Blend 4 Stroke Inboard-Sterndrive Engine Oil - Quart - 2 Pack - 9440CAT2

    $28.98
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  • Sierra - 25W40 FCW Synthetic Oil Blend - 1 Liter - 1894408

    SIERRA

    Sierra - 25W40 FCW Synthetic Oil Blend - 1 Liter - 1894408

    $20.76
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  • Sierra - 25W40 FCW Synthetic Oil Blend - 4 Liter - 1894403

    SIERRA

    Sierra - 25W40 FCW Synthetic Oil Blend - 4 Liter - 1894403

    $79.42
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  • Sierra - 10W-30 FCW 4-Stroke Oil Blend - 55 Gal - 94207

    SIERRA

    Sierra - 10W-30 FCW 4-Stroke Oil Blend - 55 Gal - 94207

    $2,029.93
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  • Sierra - 25W40 FCW 4-Cycle Stern Drive Engine Oil - Quart - 9400CAT2

    SIERRA

    Sierra - 25W40 FCW 4-Cycle Stern Drive Engine Oil - Quart - 9400CAT2

    $14.35 $15.29
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  • Sierra - 25W50 FCW 4-Cycle Outboard Synthetic Blend Oil - 1 Liter - 95528

    SIERRA

    Sierra - 25W50 FCW 4-Cycle Outboard Synthetic Blend Oil - 1 Liter - 95528

    $19.31
    Learn More
  • Sierra - 25W50 FCW 4-Cycle Outboard Synthetic Blend Oil - 16 Gallon Drum - 95526

    SIERRA

    Sierra - 25W50 FCW 4-Cycle Outboard Synthetic Blend Oil - 16 Gallon Drum - 95526

    $602.82 $626.27
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  • Sierra - 10W40 FCW 4-Cycle Outboard Synthetic Blend Oil - 16 Gallon Drum - 95516

    SIERRA

    Sierra - 10W40 FCW 4-Cycle Outboard Synthetic Blend Oil - 16 Gallon Drum - 95516

    $716.27
    Learn More
  • Sierra - 10W40 FCW 4-Cycle Outboard Synthetic Blend Oil - 55 Gallon Drum - 95517

    SIERRA

    Sierra - 10W40 FCW 4-Cycle Outboard Synthetic Blend Oil - 55 Gallon Drum - 95517

    $1,901.62 $2,245.89
    Learn More
  • Sierra - Oil Change Kit - Yamaha LUBMRNLGKT10 - 9391

    SIERRA

    Sierra - Oil Change Kit - Yamaha LUBMRNLGKT10 - 9391

    $68.02
    Learn More
  • Sierra - Oil Change Kit - Yamaha LUBMRNMDKT10 - 9392

    SIERRA

    Sierra - Oil Change Kit - Yamaha LUBMRNMDKT10 - 9392

    $85.95
    Learn More
  • Sierra - CAT4 25W40 FCW Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil - 5 Quart - 9440CAT4

    SIERRA

    Sierra - CAT4 25W40 FCW Synthetic Blend 4-Cycle Inboard-Sterndrive Engine Oil - 5 Quart - 9440CAT4

    $68.40
    Learn More
  • Sierra - 4-Stroke 20W40 FC-W Mineral Outboard Engine Oil - Quart - 94502

    SIERRA

    Sierra - 4-Stroke 20W40 FC-W Mineral Outboard Engine Oil - Quart - 94502

    $12.09
    Learn More
  • Sierra - SYNTHETIC BLEND 4-CYCLE CATALYST INBOARD/STERNDRIVE ENGINE OIL 25W-40 - Quart - 9440CAT2

    SIERRA

    Sierra - SYNTHETIC BLEND 4-CYCLE CATALYST INBOARD/STERNDRIVE ENGINE OIL 25W-40 - Quart - 9440CAT2

    $14.49 $14.79
    Learn More
  • Sierra - 25W-40 FC-W Synthetic Blend 4 Stroke Inboard/Sterndrive Engine Oil - 5 Quart - 4 Pack - 1894404

    SIERRA

    Sierra - 25W-40 FC-W Synthetic Blend 4 Stroke Inboard/Sterndrive Engine Oil - 5 Quart - 4 Pack - 1894404

    $293.00
    Learn More
  • Sierra - 25W-40 Synthetic Blend 4 Stroke Inboard/Sterndrive Engine Oil - Quart - 12 Pack - 1894402

    SIERRA

    Sierra - 25W-40 Synthetic Blend 4 Stroke Inboard/Sterndrive Engine Oil - Quart - 12 Pack - 1894402

    $168.00
    Learn More
  • Sierra - 25W-40 Synthetic Blend 4 Stroke Inboard/Sterndrive Engine Oil - Quart - 6 Pack - 1894402

    SIERRA

    Sierra - 25W-40 Synthetic Blend 4 Stroke Inboard/Sterndrive Engine Oil - Quart - 6 Pack - 1894402

    $84.00
    Learn More
  • Sierra - 25W-40 Synthetic Blend 4 Stroke Inboard/Sterndrive Engine Oil - Quart - 2 Pack - 1894402

    SIERRA

    Sierra - 25W-40 Synthetic Blend 4 Stroke Inboard/Sterndrive Engine Oil - Quart - 2 Pack - 1894402

    $28.00
    Learn More
  • Sierra - 10W-30 Synthetic 4 Stroke Engine Oil - Quart - 12 Pack - 96902

    SIERRA

    Sierra - 10W-30 Synthetic 4 Stroke Engine Oil - Quart - 12 Pack - 96902

    $283.68
    Learn More
  • Sierra - SAE 25W-40 FC-W 4 Stroke Marine Engine Oil - Quart - 12 Pack - 94002

    SIERRA

    Sierra - SAE 25W-40 FC-W 4 Stroke Marine Engine Oil - Quart - 12 Pack - 94002

    $168.60
    Learn More
  • Sierra - 25W-40 FC-W 4 Stroke Stern Drive Engine Oil - 5 Quart - 2 Pack - 9400CAT4

    SIERRA

    Sierra - 25W-40 FC-W 4 Stroke Stern Drive Engine Oil - 5 Quart - 2 Pack - 9400CAT4

    $132.88
    Learn More
  • Sierra - SAE 25W-40 FC-W 4 Stroke Marine Engine Oil - Quart - 94002

    SIERRA

    Sierra - SAE 25W-40 FC-W 4 Stroke Marine Engine Oil - Quart - 94002

    $14.05 $15.89
    Learn More
  • Sierra - Oil Change Kit - Yamaha LUBMRNMRKT10 - 9393

    SIERRA

    Sierra - Oil Change Kit - Yamaha LUBMRNMRKT10 - 9393

    $101.62 $106.99
    Learn More