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Maxima

Maxima Marine 4T Synthetic Blend 10W40 Engine Oil - 5 Gallon

Maxima Marine 4T Synthetic Blend 10W40 Engine Oil - 5 Gallon

$318.99 USD
$318.99 USD
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Shipping calculated at checkout.

Available on backorder

Shipping & returns

Orders over $99 ship free in the lower 48. Most in-stock gear leaves the warehouse the next business day. Wrong fitment? Send it back within 30 days — we'll help you find the part that does fit.

Fitment & build help

Not sure if this fits your platform? Tell us your year, make, model, and trim — we'll confirm before you order. For bigger builds, we'll help you plan the full stack.

Warranty

Every product on this site ships through authorized channels with full manufacturer warranty. If something breaks in normal use, we'll help you get it resolved.

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The Marine 4T is a semi-synthetic based 4-stroke engine oil specifically formulated for Personal Watercraft, Outboards, Inboards and Stern Drives. The unique frictional profile of this product optimizes supercharger performance (more power) while protecting the internal supercharger components. The shear-stable polymer system provides excellent film thickness and viscosity stability across all operating temperatures. Advanced, proprietary additive system with extremely robust anti-corrosion and anti-wear protection keeps your engine running clean, trouble-free and extends the life of the machine.

  • Free shipping over $99

    Orders over $99 ship free in the lower 48. Most in-stock gear leaves the warehouse the next business day.

  • Wrong fitment? We make it right.

    If a part doesn't fit your platform the way it should, send it back. We handle the return and find you the part that does.

  • Authorized dealer support

    Every product moves through proper channels. Full manufacturer warranty, real tech support — no gray-market headaches.