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Locally Owned in Nanaimo, BC • Trusted Since 1986
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Schaeffer's  |  SKU: SCH-05131-021

Schaeffer's 5131 Extreme Marine Gasoline Fuel Additive

$25.99 CAD
Ships By Fri, November 13 Free Canada Shipping over $120

Why Shop With Us

✔ Locally owned in Nanaimo, BC
✔ Trusted by boaters and anglers since 1986
✔ Knowledgeable staff with real on-the-water experience
✔ Large in-stock selection of marine & fishing gear

We’re here to help you get the right gear the first time.

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We ship across Canada with fast, reliable delivery from our Nanaimo location.

✔ Trusted since 1986
✔ Fast Canada-wide shipping
✔ Expert support available

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Returns & Warranty

We stand behind the products we sell and want you to shop with confidence.

✔ Easy returns on eligible items

✔ Manufacturer warranties supported

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Some items are non-returnable. Please review our full Return & Refund Policy before completing your purchase.

Concentrated, multi-functional, ashless gasoline additive for use in high performance marine outboard, personal watercraft, powerboat, sterndrive and inboard engines.

Keep your boat’s fuel system clean for optimized performance with Extreme Marine Gasoline Fuel Additive. One 12-ounce bottle treats 50 gallons of fuel.

This multi-functional marine gasoline additive increases the fuel’s lubricity, which allows for stronger wear protection on injectors, pumps and upper cylinders. Extreme Marine Gasoline Fuel Additive keeps deposits from building up on pistons, which reduces the risk of engine seizure. Regular use of this marine gasoline additive improves carburetor, fuel injector, engine induction system, intake valve and combustion chamber cleanliness.

Extreme Marine Gasoline Fuel Additive can be used in all types of types of gasoline and ethanol blends used in new and old two-stroke and four-stroke gasoline powered engines.

Performance Benefits
  • Optimizes performance and drivability; allows for smoother idling.
  • Helps clean and control deposits, gums and varnish to restore and maintain performance.
  • Reduces emissions, exhaust smoke and particulates.
  • Increases fuel’s lubricity.
  • Strong wear protection for injectors, fuel pumps, supplemental rings and valve trains.
  • Stabilizes fuel during storage.

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