Mariner Outboard Service Kits & Oils

Looking after your Mariner outboard engine? You've come to the right place. We stock a range of Quicksilver marine oils and lubricants – the recommended choice for Mariner outboards.

Trusted by professionals and DIY boaters alike, Quicksilver engine oils deliver premium protection for Mercury and Mariner engines, helping to reduce wear, improve performance, and keep your engine running smoothly.

✔ OEM-Approved Oils – Designed specifically for Mariner and Mercury engines
✔ SAE 10W-30 and 25W-40 Grades Available
✔ Anti-Foaming & Corrosion-Resistant Formula
✔ Perfect for Routine Maintenance
✔ Fast UK Delivery

Shop Quicksilver Marine Oils Now – Reliable protection for your Mariner outboard.

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  • QuickSilver 4-Stroke Mineral Marine Oil 10W-30

    QuickSilver 4-Stroke Mineral Marine Oil 10W-30

    QUICKSILVER
    From £17.60
    From £17.60
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  • QuickSilver 4-Stroke Marine Synthetic Oil 25W40

    QuickSilver 4-Stroke Marine Synthetic Oil 25W40

    QUICKSILVER
    From £21.40
    From £21.40
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  • QuickSilver Oil PWC Fully Synthetic 2 Stroke 946ml

    QuickSilver Oil PWC Fully Synthetic 2 Stroke 946ml

    QUICKSILVER
    £29.15
    £29.15
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  • QuickSilver Premium TCW3 2-Stroke Outboard Oil

    QuickSilver Premium TCW3 2-Stroke Outboard Oil

    QUICKSILVER
    From £16.00
    From £16.00
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  • Quicksilver Power Trim and Steering Fluid

    Quicksilver Power Trim and Steering Fluid

    QUICKSILVER
    From £11.55
    From £11.55
    View Details