Mercury MerCruiser Flushing Attachment | Quicksilver OEM | Engine Flush Tool

The Mercury-MerCruiser Quicksilver Flushing Attachment (Part #44357Q2) is a genuine Mercury Marine factory OEM tool designed to safely and effectively flush cooling systems on compatible Mercury and MerCruiser engines. This attachment allows fresh water to circulate through the engine’s cooling passages, helping remove salt, sand, and debris that can cause corrosion and overheating.

Ideal for routine maintenance after saltwater or freshwater use, this flushing attachment helps extend engine life and maintain peak performance. Manufactured to Mercury Marine’s exact specifications, it ensures proper fit, dependable performance, and long-term durability.

✔ Genuine Mercury Marine Quicksilver OEM part
✔ Designed for proper engine flushing & maintenance
✔ Helps remove salt, debris, and buildup
✔ Promotes cooling system longevity
✔ Reliable alternative to aftermarket flush tools

Specifications:

• Brand: Mercury / MerCruiser / Quicksilver

• Product: Flushing Attachment

• Part Number: 44357Q2

• OEM Status: Genuine Mercury Marine factory OEM

• Function: Engine cooling system flushing

• Application: Compatible Mercury & MerCruiser engines

• Use: Routine maintenance & post-use flushing

Product Disclosure - Scenic City Supply

Scenic City Supply is an independent liquidation company. We are a secondary seller of products and are not affiliated with, sponsored by, or authorized by any product manufacturer. All trademarks, brand names, model numbers, and logos mentioned are the property of their respective owners and are used strictly for identification and compatibility purposes.

Scenic City Supply’s inventory comes from multiple sources, including but not limited to surplus, liquidation, closeouts, overstock, and insurance-loss merchandise. All products are new, OEM, and unused unless otherwise stated. As a liquidator, some items may show cosmetic imperfections such as tarnish, discoloration, or minor surface wear.

These conditions do not affect the function, performance, or integrity of the product.

Packaging may be damaged, show signs of storage, or be replaced for safe delivery. The sale of this product by Scenic City Supply is not subject to the policies of the manufacturer. Any warranty offered by the manufacturer is not available to you as the purchaser. Any applicable warranties or guarantees will be disclosed in writing at the time of sale.

Every item is opened and inspected prior to shipment to confirm quality and accuracy. If you are not fully satisfied with your purchase, you may return it within 30 days in its original packaging for a full refund.

Shipping & Product Disclaimer

Items are sold as shown in the photos.
Please note that screen settings may cause colors to appear differently.
All measurements are approximate.
Hardware and installation manuals are not included unless specifically stated.

Shipping Policy Notice
SCS offers flat-rate and free shipping on select products shipped to the contiguous 48 U.S. states. If you have any questions about shipping, please feel free to message us and we’ll be happy to assist.

Please note that not all products qualify for discounted shipping. Any applicable shipping discount will be automatically applied at checkout. All shipping addresses must be accessible by a carrier of our choosing.

We typically ship using economy shipping services, which may not include delivery confirmation or signature requirements. If you prefer a specific carrier, shipping method, or additional delivery services, alternative options may be selected at the buyer’s expense.

Free shipping and flat-rate shipping are not available for shipments to PO Boxes, APO/FPO/DPO addresses, Alaska, Hawaii, Puerto Rico, U.S. Territories, or locations where standard carriers such as USPS, UPS, or FedEx do not deliver. In those cases, the buyer agrees to pay any applicable shipping costs.