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Additives, Coolants, Engine Oils, Gear Oils, Specialty Lubricants

Lubrication

Buy Marine Lubrication Products & Engine Fluids

Shop premium marine lubricants and fluids designed to keep your boat’s engine, gear, and systems running smoothly. From fuel additives to engine oils, gear oils, coolants, and specialty fluids, we provide reliable solutions for peak marine performance.

  • Additives: Fuel stabilizers, ethanol treatments, Volvo neutralizing agents, and ProPower probiotic tank treatments to protect your engine and systems.
  • Coolants: Genuine Volvo Penta, CAT, Yanmar, and Cummins premix coolants in various sizes to maintain engine temperatures and prevent corrosion.
  • Engine Oils: 2-stroke and 4-stroke oils, synthetic blends, and fully synthetic engine oils including Volvo, Yanmar, Mercury, CAT, SeaMaster, RoadMaster for all marine engines.
  • Gear Oils: Premium synthetic and mineral oils, including Volvo, Mercury, and Dexron fluids to ensure smooth lower unit and transmission performance.
  • Specialty Lubricants: Power steering fluids, hydraulic oils, power trim fluids, and cooling system cleaners to maintain your boat’s critical systems.

Find, buy, and explore the full range of marine lubricants and additives for safe, reliable, and high-performing boating.

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  • Genuine Yanmar Diesel Monograde SAE 30 5L Engine Oil Genuine Yanmar Diesel Monograde SAE 30 5L Engine Oil

    Genuine Yanmar Diesel Monograde SAE 30 5L Engine Oil

    YANMAR-5L - Yanmar Diesel Monograde SAE 30 5L Engine Oil Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Genuine Yanmar diesel engine oil...

    $90.68
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  • 92-858065K01 - Mercury HP Gear Oil 9.46L 92-858065K01 - Mercury HP Gear Oil 9.46L

    92-858065K01 - Mercury HP Gear Oil 9.46L

    Mercury - HP Gear Oil 9.46L 92-858065K01 Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Genuine Mercury High Performance Gear Lube SAE 90 9...

    $350.53
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  • SeaMaster Four-C 10w40 - 20L SeaMaster Four-C 10w40 - 20L

    SeaMaster Four-C 10w40 - 20L

    1401020 - SeaMaster Four-C 10w40 - 20L  Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Anglomoil Four-C is a semi synthetic Marine...

    $354.20
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  • SeaMaster Four-C 10w40 - 5L SeaMaster Four-C 10w40 - 5L

    SeaMaster Four-C 10w40 - 5L

    1401005 - SeaMaster Four-C 10w40 - 5L  Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Anglomoil Four-C is a semi synthetic Marine...

    $97.49
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  • Transmission 90 - 20L

    Transmission 90 - 20L

    1313020 - Transmission 90 - 20L Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Trans 90 GL-1 is a straight mineral gear oil containing...

    $268.40
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  • Dexron 3 Automatic Transmission Fluid - 5L Dexron 3 Automatic Transmission Fluid - 5L

    Dexron 3 Automatic Transmission Fluid - 5L

    1201005 - Transmission Dexron 3 - 5L Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Auto Transmission Type DX-3 is a multi-purpose...

    $75.11
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  • Dexron 3 Automatic Transmission Fluid - 20L

    Dexron 3 Automatic Transmission Fluid - 20L

    1201020 - Transmission Dexron 3 - 20L Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Auto Transmission Type DX-3 is a multi-purpose...

    $273.14
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  • Trans EP Gear Oil 80W90 - 20L Trans EP Gear Oil 80W90 - 20L

    Trans EP Gear Oil 80W90 - 20L

    1317020 - Trans EP Gear Oil 80W90 - 20L  Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Transmission EP Gear Oils are a range of...

    $316.45
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    RoadMaster 300 SAE 40 - 20L RoadMaster 300 SAE 40 - 20L

    RoadMaster 300 SAE 40 - 20L

    1011020 - RoadMaster 300 SAE 40 - 20L Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Roadmaster 300 monogrades are a range of monograde...

    $277.20
  • RoadMaster 300 SAE 30 - 20L RoadMaster 300 SAE 30 - 20L

    RoadMaster 300 SAE 30 - 20L

    1009020 - RoadMaster 300 SAE 30 - 20L Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Roadmaster 300 monogrades are a range of monograde...

    $271.70
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  • Fuel Stabiliser - 473ml

    Fuel Stabiliser - 473ml

    Fuel Stabiliser - 473ml Part#: S-18-9065 Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Sierra Marine fuel stabilizer promotes quick...

    $19.75
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  • SAE 30 Full Synthetic Oil - 946ml

    SAE 30 Full Synthetic Oil - 946ml

    SAE 30 Full Synthetic Oil - 946ml Part#: S-18-9410-2 Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Special blend of synthetic base oil and...

    $15.43
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  • SAE 30 Full Synthetic Oil - 4.7 Liter

    SAE 30 Full Synthetic Oil - 4.7 Liter

    SAE 30 Full Synthetic Oil - 4.7 Liter Part#: S-18-9410-4 Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Special blend of synthetic base oil...

    $85.97
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  • 25W-40 FC-W Synthetic Blend 4-Stroke O/B Oil - 946ml

    25W-40 FC-W Synthetic Blend 4-Stroke O/B Oil - 946ml

    25W-40 FC-W Synthetic Blend 4-Stroke O/B Oil - 946ml Part#: S-18-9440-8 Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Blended with premium...

    $12.78
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  • 15W-40 Multi-Vehicle Oil - Quart

    15W-40 Multi-Vehicle Oil - Quart

    15W-40 Multi-Vehicle Oil - Quart Part#: S-18-9554-2 Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre. Specifically formulated for the heavy...

    $12.10
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  • Hi-Performance Gear Lubricant - 10 oz.

    Hi-Performance Gear Lubricant - 10 oz.

    Hi-Performance Gear Lubricant - 10 oz. Part#: S-18-9650-0 Synthetic blended marine formulation reduces operating friction for increased performance Protects gears, bearings and other gear case components For use in high performance and high load...

    $15.13
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  • Ethanol Fuel Treatment and Stabilizer - 8 Oz.

    Ethanol Fuel Treatment and Stabilizer - 8 Oz.

    Ethanol Fuel Treatment and Stabilizer - 8 Oz. Part#: S-18-9775 Please Note: All oils and coolants will be shipped road freight or alternatively are available for pick up from our Sydney (Northern Beaches) fullfilment centre.   Stabilizes E10...

    $13.76
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