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Quicksilver 12612Q2 Mercury Mariner Outboard Flushing Attachment

Manufacturer

Quicksilver

<h3>Quicksilver: The Marine Enthusiast&apos;s Trusted OEM Brand</h3><p>For boaters who refuse to compromise on quality, <strong>Quicksilver</strong> has been the benchmark for marine parts, accessories, and engine care products since 1950. Based in Fond du Lac, Wisconsin, Quicksilver operates as the parts and accessories brand of Mercury Marine — and that heritage is central to everything it makes. As the only marine aftermarket brand manufactured and recommended by an original-equipment manufacturer, Quicksilver brings factory-level engineering directly to boat owners, professional technicians, and weekend warriors alike.</p><p>What sets Quicksilver apart from generic aftermarket suppliers is its direct lineage to the engineers who designed the engines in the first place. Every component is engineered, tested, and manufactured with the same exacting standards as the original equipment it replaces. The result is a product line that fits right the first time and delivers the reliability boaters depend on — whether they&apos;re navigating calm inland lakes or pushing through demanding saltwater conditions.</p><p>Quicksilver&apos;s catalog spans more than 40,000 parts across 12 product lines, covering outboard and sterndrive engines from Mercury, Mariner, Yamaha, Honda, Evinrude, Johnson, Suzuki, and more. Among the most critical components in that lineup are Quicksilver Fuel Pumps, which are built to deliver factory fit and consistent fuel delivery across a wide range of outboard applications. Reliable fuel delivery is the foundation of engine performance, and Quicksilver&apos;s fuel system components are engineered to handle the demanding conditions of marine use — including compatibility with current fuel formulations.</p><p>Beyond fuel systems, Quicksilver is a go-to source for Propeller Parts &amp; Accessories that help boaters maintain and optimize their propulsion systems. From hub kits that protect both prop and gearcase to installation hardware and prop tools, these components are designed to the same tolerances as the drives they support. Proper propeller maintenance is one of the most impactful things a boat owner can do for performance, efficiency, and engine longevity — and Quicksilver makes that job straightforward.</p><p>The brand&apos;s commitment extends across lubricants, impellers, thermostats, anodes, fuel filters, oil filters, maintenance kits, and complete service packages — all engineered for the marine environment and tested to meet or exceed the standards of major engine manufacturers. Whether you&apos;re performing routine seasonal maintenance or tackling a more involved repair, Quicksilver provides the parts that restore your engine to peak operating condition.</p><ul style="list-style:disc"><li>OEM-backed engineering from Mercury Marine</li><li>Compatible with Mercury, Yamaha, Honda, Evinrude, Johnson, Suzuki, and Mariner engines</li><li>Over 40,000 parts spanning 12 product lines</li><li>Formulated and tested for freshwater and saltwater environments</li><li>Trusted by DIY boaters and professional marine technicians since 1950</li></ul><p>When reliability on the water is non-negotiable, Quicksilver delivers the peace of mind that only a true OEM-backed brand can provide.</p>

Part Number

12612Q 2
09/12/2036 5:44 AM
Sale Price

$45.98

In Stock (10+)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The Quicksilver 12612Q2 Flushing Attachment is an OEM Mercury Marine accessory designed to make post-use outboard engine flushing quick and convenient. Engineered specifically for select Mercury and Mariner small outboard engines, this attachment connects directly to a fresh water source and allows the engine to be run at idle speed during flushing—no earmuffs or submersion required.

Regular flushing with fresh water after saltwater, brackish, or polluted water use helps prevent corrosion and buildup in internal cooling passages, extending the life of your outboard engine. This Quicksilver flushing attachment is an easy, effective solution for proper outboard maintenance.

Key Features:

  • Allows flushing while running engine at idle speed for thorough cooling passage cleaning
  • Genuine Quicksilver OEM part — engineered to factory fit and specifications
  • Compatible with Mercury/Mariner 4–15 hp 2-cycle (2-stroke) outboards
  • Compatible with Mercury/Mariner 4/5/6 hp FourStroke outboards
  • Compatible with Mercury/Mariner 8/9.9/15 hp (323cc) outboards with standard gear case
  • Manufacturer Part Number: 12612Q2 | UPC: 745061040298

As a genuine Quicksilver accessory, the 12612Q2 Flushing Attachment is built to the same rigorous standards as Mercury Marine OEM parts, ensuring a reliable fit and long service life.

Good price

Have never had any issues with autoplicity. Very user friendly.

great

Everything great

was quick

Great service and cheap prices.

Good to deal with fast shipping

Just as promised. Part could have better (more readable) instructions.

Quick ship good product. Good value

Autoplicity is AWESOME!!! Best prices and SUPER fast shipping!!! Excellent customer service as well! Thanks again, you guys rock!

They were Very quick and i was very happy with the service i got!! 9-10*

Good so far - let's see how fast you procees

Fast. Easy to use website.

good price

The site was easy and I found what i needed quickly with a great price. Thank You

good

Very simple and easy.

Quick and easy with clear part numbers and photos.

Great Price Fast Shipping. Would come back.

Ordered a hitch type bike rack. Great price, and received it in 4 business days. Couldn't have been easier, couldn't be more satisfied! Great Job!

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