Best Boat Engine Motor Flushers (March 2024) - Rated by CherryPicks' Experts

At a Glance: Our Top Picks

Top 1

Shoreline Marine Universal Dual Flow Motor Flusher, with Rectangular Muffs, E...

9.8
CPR Score
Top 2

Camco Boat Dual Water Feed Motor Flusher - Flushes Contaminates Out of Your B...

9.8
CPR Score
Top 3

Seachoice ProFlo Universal Round Motor Flusher Black

9.6
CPR Score
Tips


Our team has analyzed 112 products of different Sports brands, including Camco, attwood, Marpac, STAR BRITE, SEACHOICE, SeaSense, Shoreline Marine, Extreme Max, Redneck Convent, Pactrade Marine, BESPORTBLE, Cunhill, Five Oceans, Sea Dog Line, TEMPO, Invincible Marine, Baosity, Moeller Marine Products, Moeller, Moeller Marine, SENECA Marine And Harvard Marine. The following list of top 30 Boat Engine Motor Flushers is prepared for the customers by analyzing 112 Boat Engine Motor Flushers reviews and comparing different features. 

* Cherrypicksreviews.com is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

The Best Boat Engine Motor Flushers Rated by CherryPicks

Market Overview
Boat Engine Motor Flushers Reviewed
  • Reviews Analyzed: 19,740 Items
  • CPR Avg. Rating: 8.5 / 10
30 Products Evaluated
  • Highest Price: $44.95
  • Lowest Price: $7.69
  • Avg. Price: $21.89
Price Disclaimer

Top 30 Boat Engine Motor Flushers on Amazon (Verified You can Buy)

Shoreline Marine Universal Dual Flow Motor Flusher, with Rectangular Muffs, Easy Installation

Shoreline Marine
SL52207
18.1 x 5.4 x 1.0 Inches
1.0 Pounds
  • Unknown: English

Ratings for Shoreline Marine (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
HARVARD MARINE 3,134

Features

MOTOR ACCESSORY: Keep your boat’s engine in good condition by protecting it with the efficient and durable Shoreline Marine Dual Flow Flusher. This equipment is designed for most inboards and outboards and helps increase its life by protecting it from contaminants.
PROTECTS ENGINE: This motor flusher helps extend your outboard engine’s life by regularly flushing away salt, silt, and grime after use. Not only clean, but you can also winterize your boat with the help of this essential boat accessory and keep your investment in good condition.
Show More

Camco Boat Dual Water Feed Motor Flusher - Flushes Contaminates Out of Your Boat Engine | Dual Input Design | Connects to Standard Water Hoses |Great for Winterization - (50141)

Camco
50141
15.0 x 6.0 x 6.0 Inches
1.34 Pounds

Ratings for Camco (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Flushes contaminates out of the engine
Dual input design enables better flow through the engine
Show More

Seachoice ProFlo Universal Round Motor Flusher Black

SEACHOICE
18301
5.252 x 3.252 x 13.5 Inches
0.3 Pounds

Ratings for SEACHOICE (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
HARVARD MARINE 3,134

Features

Extend the life of your engine by flushing away salt, silt and sand after every use
Connects to a standard garden hose
Show More

Five Oceans Outboard Motor Muffs, Dual Feed Muff Boat Motor Flusher, Black PVC Marine Grade Rectangular Muffs, Coated Steel Bracket, Includes Garden Hose Connector and Quick Connect Adapter - FO4241

Five Oceans
100.0 x 100.0 x 50.0 Centimeters
1.5 Pounds

Ratings for Five Oceans (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
FIVE OCEANS / BARON USA LLC 9,805

Features

ENGINE PROTECTION: Dual Feed Muff Boat Motor Flusher provides a way to connect Outboard and I/O Sterndrives to a freshwater source and effectively flush out sand, salt water, sediment, seaweed, and silt. It helps extend your outboard engine's life
EASY TO OPERATE: You can connect these Outboard Motor Muffs to a standard garden hose or an optional quick-connect male adapter end and rubber washer
Show More
Top 5

Sea Dog Line Sea-Dog 521500-1 Motor Flush - Ear Muff,Black

Sea Dog Line
3004.6224
10.5 x 5.0 x 3.3 Inches
0.71 Pounds

Ratings for Sea Dog Line (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

No tools required
Great for winterizing
Show More

SeaSense INBOARD MOTOR FLUSHER

SeaSense
50073761
6.0 x 5.5 x 19.0 Inches
1.0 Pounds

Ratings for SeaSense (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Made in China
Package dimension :15.24 cm x 15.24 cm x 48.26 cm
Show More

Seachoice ProFlo Universal Dual Feed Motor Flusher, Black

SEACHOICE
18311
7.5 x 3.5 x 20.0 Inches
1.1199 Pounds

Ratings for SEACHOICE (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
HARVARD MARINE 3,134

Features

Extend the life of your engine by flushing away salt, silt and sand after every use
Connects to a standard garden hose
Show More
Top 8

SeaSense Dual-Flow Motor Flusher

SeaSense
50073750
18.5 x 6.0 x 3.25 Inches
0.3 Pounds

Ratings for SeaSense (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Gatzies 1,338

Features

Extend your engine life
Ready to use
Show More
Top 9

Moeller Motor Flusher-Square Pro Dual Water Feed

Moeller
3.5 x 6.0 x 16.25 Inches

Ratings for Moeller (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Ocean-Supply -
Coastal Marine & Trailer -

Features

New
Top 10

Attwood 9372-2 Universal Motor Flusher, Flushes Engine Cooling System, Round with Plastic Body, Attach to Garden Hose

attwood
93722
12.5 x 6.2008 x 8.0 Inches
0.4 Pounds

Ratings for attwood (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Quickly and easily flushes engine’s cooling system
Flushes away materials such as salt, sand, silt, and alkali
Show More
Top 11

Tempo Professional Motor Flusher/Metal

TEMPO
16.9 x 8.9 x 6.8 Inches
1.4 Pounds

Ratings for TEMPO (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Ocean-Supply -
Top 12

Seachoice 18411 Outboard Flush Kit for Mercury, Mariner, Yamaha and Suzuki Outboard Engines

SEACHOICE
18411
3.752 x 1.248 x 6.75 Inches
0.11 Kilograms

Ratings for SEACHOICE (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
HARVARD MARINE 3,134
White's Marine -

Features

Protects your outboard by making it easy to quickly flush salt water from the engine
Fits most popular outboard engines from Mercury, Mariner, Yamaha and Suzuki
Show More
Top 13

Inboard Engine Motor Flusher Fake a Lake Ski Boat Mastercraft Malibu Nautique

Marpac
.
0.99 Pounds

Ratings for Marpac (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
LandMarineToys -
ZJ-Outfitters -

Features

Adjustable from 18" to 30" with just a twist
Telescoping flusher installs in minutes
Show More
Top 14

Redneck Convent Boat Motor Flusher Round Circular Cup Muff Plunger with Hose Fitting Flush Kit – Marine Inboard Engine Flushing

Redneck Convent
1063
19.0 x 5.752 x 5.752 Inches
1.0141 Pounds

Ratings for Redneck Convent (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Autobodynow 278

Features

INBOARD FLUSHER: Use the Redneck Convent Boat Motor Flusher Round Circular Cup Muff Plunger with Hose Fitting Flush Kit – Marine Inboard Engine Flushing to obliterate salt and mineral build up along with other contaminants from your inboard boat engine with through hull water intakes when hooked up to a garden hose; Effective way to flush engine with fresh water to prevent clogging and corrosion and allow for engine adjustments
EASY INSTALLATION: Requires no tools for installation or removal and perfect for hard-to-reach areas; Simply twist on to attach to your intake and connect your garden hose to the included quick connect fitting to run motor out of the water or use to winterize motor; Never turn water supply to full force or damage to drive may occur
Show More
Top 15

BESPORTBLE 1 Boat Motor Flusher Universal Professional Rectangular Durable Engine Ear Muff Motor Flusher for Ship Yacht Marine Boat

BESPORTBLE
MXZQT458FXO14253F5MPHN
11.811 x 6.6929 x 3.1496 Inches
0.8929 Pounds

Ratings for BESPORTBLE (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Concelery -

Features

Function: It is an effective method to flush the engine with fresh water to remove salt, sand and silt to prevent corrosion, which is very practical.
Design: Black-coated spring steel frame can be connected quickly and safely.
Show More
Top 16

Redneck Convent Dual Water Feed Boat Motor Flusher Rectangular Cup Muffs with Hose Fittings Flush Kit – Marine Outboard Engine Flushing

Redneck Convent
18.6496 x 5.9016 x 3.2008 Inches
1.4 Pounds

Ratings for Redneck Convent (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Autobodynow 278

Features

ULTIMATE DUAL FEED FLUSHER: Use the Redneck Convent Dual Water Feed Boat Motor Flusher Rectangular Cup Muffs with Hose Fittings Flush Kit – Marine Outboard Engine Flushing to obliterate salt and mineral build up along with other contaminants from your outboard boat engine’s lower unit cooling system when hooked up to a garden hose; Effective way to flush engine with fresh water to prevent clogging and corrosion and allow for engine adjustments
EASY INSTALLATION: Requires no tools for installation or removal; Simply slide the flusher muff cups over the top of the water intake slots on your boat and connect your garden hose to one of the included quick connect fittings to run motor out of the water or use to winterize motor; Never turn water supply to full force or damage to drive may occur
Show More
Top 17

Baosity Outboard Boat Dual Water Feed Motor Flusher Round Ear Muff Cup Universal

Baosity

Ratings for Baosity (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
praskuus -
leipupa-US -

Features

Effective way to flush engine with fresh water to rid salt, sand and silt and to prevent
Includes schnelle Verbindung style hose fitting, connects easily to a standard garden hose
Show More
Top 18

Marine Boat Motor Flusher Engine Ear Muffs Outboard Garden Hose Connection

Pactrade Marine
P72590
11.0 x 10.8 x 0.7 Inches
0.8 Pounds

Ratings for Pactrade Marine (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
HARVARD MARINE 3,134
Pactrade Marine 9,898

Features

Arms:10" Long
Round Muff Diameter: 4"
Show More
Top 19

Moeller Flushrite Boat Motor Flusher (Dual Water Feed, Universal, Rectangular Cup)

Moeller Marine Products
099082-00
24.75 x 13.5 x 7.75 Inches
1.17 Pounds

Ratings for Moeller Marine Products (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Fredwarner Marine & Outdoors -

Features

For use on all lower units with side water inlets, including Volvo
The Package Height Of The Product Is 3 Inches
Show More
Top 20

SeaSense Universal Motor Flusher

SeaSense
50073755
12.0 x 6.0 x 4.0 Inches
3.3 Pounds

Ratings for SeaSense (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Joe's Sporting Goods -

Features

Allows the cooling system to be flushed out using a garden hose
Ready to use
Show More
Top 21

Invincible Marine Large Motor Flusher, Rectangular Rubber

Invincible Marine
BR53302
0.9921 Pounds

Ratings for Invincible Marine (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Made using the highest quality components
Performance and quality tested
Show More
Top 22

Extreme Max 3001.0075 Universal Motor Flusher

Extreme Max
3001.0075
13.5 x 6.5 x 4.0 Inches
0.9392 Pounds

Ratings for Extreme Max (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Snowmobilestudcom -

Features

Flushes away sand, silt, salt, and alkalis to reduce clogging and damage to extend your engine's life
Easily connects to garden hose - run your engine in your driveway
Show More
Top 23

Boat Marine Dual Flow (Both INLETS!) Rectangular Cup Motor Flusher Ears for Outboards, I/O's, Sterndrives & Outdrives: with Garden Hose Connector

Harvard Marine

Ratings for Harvard Marine (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
HARVARD MARINE 3,134

Features

Flush Sand, Salt, Sediment, Seaweed and debris from your Outboard or Sterndrive Engine
Works on Most Outboards, Sterndrives, I/O's, Outdrives and Lower Units
Show More
Top 24

Moeller Flushrite Boat Motor Flusher (Universal, Round Cup)

Moeller Marine
099076-00
22.0 x 12.5 x 6.0 Inches
0.375 Pounds

Ratings for Moeller Marine (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -
Amber World Wide -
Routine Marine -

Features

For Use On All Lower Units With Side Water Inlets
Package Height Of The Item Is 2.9"
Show More
Top 25

SENECA Marine PREMIUM Outboard Inboard Motor Flush Kit Flusher Muffs Fresh Water Hose Attachment for Yamaha Mercury Mercruiser Evinrude Honda Suzuki Johnson SMP-OBFLSH-02

SENECA Marine

Ratings for SENECA Marine (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
PWC Parts -

Features

Deluxe Premium Motor Flusher works great on Outboard and Inboard items
Rectangular cups help create a better seal
Show More
Top 26

Seachoice 18331 Adjustable Inboard Engine Flusher with Telescoping Shaft – Perfect for Hard-to-Reach Motors

SEACHOICE
18331

Ratings for SEACHOICE (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

Designed to flush sand, silt, and alkali from your inboard engine
Easily installs on raw water strainer for inboard engines without tools
Show More
Top 27

Boat Engine Flush Mixer and Garden Hose Nozzle Water Hose Mixer for Salt Remover Solution Ideal to Flush Outboard and Inboard Engines Connects with Garden Hose, Spray Nozzle, Engine Flusher

Cunhill

Ratings for Cunhill (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Miaoyhhexciyi 3,380

Features

Marine Engine Flushing Mixer: it is simple and convenient to use salt remover solution, which can be applied in conjunction with garden hoses and engine flushing devices or nozzles
Quality Hose Nozzle: this spray foam gun kit comes with a reliable hose nozzle; The rubber and stainless steel tip attaches to our soap dispenser or garden hose nozzle and twists to change spray patterns; This hose sprayer with bottle is suitable for use as a boat flush hose or car foam gun
Show More
Top 28

SENECA Marine Outboard Motor Flush Kit Flusher Muffs Fresh Water Hose Attachment for Yamaha Mercury Mercruiser Evinrude Honda Suzuki Johnson SMP-OBFLSH-01

SENECA Marine

Ratings for SENECA Marine (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
PWC Parts -

Features

Fits most engines with side water inlets
Provides fast and easy way to flush lower unit and engine
Show More
Top 29

Moeller 099085-00 Pro Series Inboard Motor Flusher , Black

Moeller
099085-00
0.0 x 0.0 x 0.0 Inches
1.0 Pounds

Ratings for Moeller (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
CE Showroom 2,028
Fredwarner Marine & Outdoors -

Features

Installs in seconds for out of water engine flushing applications
Designed to fit inboards, performance ski boats and all boats with a thru-hull water intake
Show More
Top 30

STAR BRITE Salt Off Concentrate Kit - Ultimate Boat Salt Remover & Marine Engine Flush - 32 OZ. with Applicator - Perfect for Outboard Motor Flush & Washing Salt Deposits Away (094000)

STAR BRITE
094000
4.5 x 2.25 x 9.0 Inches
2.8 Pounds

Ratings for STAR BRITE (CPR Score)

Seller CPR Rank Amazon Fulfilled Prime Free Shipping
Amazon.com -

Features

ULTIMATE SALT ELIMINATION: STAR BRITE Salt Off Concentrate effectively removes salt deposits from all surfaces, including fiberglass, vinyl, painted surfaces, metal, chrome magnesium, plastic, wood, glass, and rubber
ENGINE PERFORMANCE ENHANCER: Use Salt Off Concentrate & Applicator as a marine engine flush to remove salt deposits from the cooling system, ensuring maximum performance and service life
Show More

Top 10 Boat Engine Motor Flushers - Verified to Buy (Mar. 2024)

Top 10 Boat Engine Motor Flushers Brands on Amazon

Here is the list of top-rated brands that were evaluated by CherryPicks.

  • Shoreline Marine
  • Camco
  • SEACHOICE
  • Five Oceans
  • Sea Dog Line
  • SeaSense
  • Moeller
  • attwood
  • TEMPO
  • Marpac

Top 10 Boat Engine Motor Flushers Sellers: CPR Seller Rank List

CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.

Rank Name Yearly Feedbacks Avg. Ratings
🥇 Autobodynow 7,334 4.9
🥈 Gatzies 2,822 4.6
🥉 CE Showroom 2,035 4.8
4 Miaoyhhexciyi 1,395 4.9
5 HARVARD MARINE 1,388 4.4
6 Amber World Wide 519 4.4
7 Amazon.com 385 4.7
8 PWC Parts 338 4.7
9 FIVE OCEANS / BARON USA LLC 278 4.8
10 Pactrade Marine 272 4.7
View or download top Boat Engine Motor Flushers seller & rating report
Autobodynow [7334] Gatzies [2822] CE Showroom [2035] Miaoyhhexciyi [1395] HARVARD MARINE [1388] Amber World Wide [519] Amazon.com [385] PWC Parts [338] FIVE OCEANS / BARON USA LLC [278] Pactrade Marine [272] Autobodynow 44% Gatzies 17% CE Showroom 12% Miaoyhhexciyi 8% HARVARD MARINE 8% Amber World Wide 3% Amazon.com 2% PWC Parts 2% FIVE OCEANS / BARON USA LLC 2% Pactrade Marine 2%

[Get] Boat Engine Motor Flushers Deals (✅Exclusively for Prime)

What does "Amazon Fulfilled" Mean?

Amazon Fulfilled refers to products handled by Amazon's logistics, which indicates that the product is stored, packed, and shipped by Amazon from one of its fulfillment centers.

When you order a product that is "Amazon Fulfilled," Amazon takes care of the storage, packing, shipping, and customer service for that product. This often ensures quicker delivery and better customer service compared to products that are not fulfilled by Amazon. It also means that the product is eligible for Amazon's return policy.

What does "Prime" Mean?

"Prime" refers to Amazon Prime Member (Join Amazon Prime Now), which indicates eligibility for Prime benefits. When you see "Prime" next to a product on Amazon, This generally means that if you are  an Amazon Prime member, you can get free two-day shipping on that product, and sometimes even same-day or one-day shipping depending on your location.

Prime members also have access to other benefits, including 2-Day ShippingExclusive Member DealsPrime VideoBuy With PrimeAmazon MusicPrime Gaming, and more.

Shop Prime Boat Engine Motor Flushers Deals

What does "Free Shipping" Mean?

"Free Shipping" means that you will not be charged additional fees for the shipping of that product. However, unlike "Prime," which usually guarantees fast two-day shipping, "Free Shipping" doesn't necessarily mean fast shipping.

Sometimes there might be a minimum purchase requirement to qualify for free shipping if you are not a Prime member. For Prime members, the "Free Shipping" usually refers to the free two-day shipping that is one of the benefits of the Prime membership.


Why Should You Trust Us?

Now hundreds and thousands of Sports supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best Boat Engine Motor Flushers to buy for new March 2024?

CherryPicks’s Methodology for Evaluating Boat Engine Motor Flushers

We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Sports items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.

We collected and analyzed 112 of Boat Engine Motor Flushers reviews based on our selection criteria. It helped us shortlist the top qualified and rated Boat Engine Motor Flushers for Sports, We found that most customers choose Boat Engine Motor Flushers with an average price of $21.89, and the top brands are Camco, attwood, Marpac, STAR BRITE, SEACHOICE, SeaSense, Shoreline Marine, Extreme Max, Redneck Convent, Pactrade Marine, BESPORTBLE, Cunhill, Five Oceans, Sea Dog Line, TEMPO, Invincible Marine, Baosity, Moeller Marine Products, Moeller, Moeller Marine, SENECA Marine And Harvard Marine. 

Then our expert-level editors reviewed all those quality items and selected the top 30 Boat Engine Motor Flushers for you, We have researched hundreds of sellers and picked the top sellers for Sports, including Autobodynow, Gatzies, CE Showroom, Miaoyhhexciyi, HARVARD MARINE, Amber World Wide, Amazon.com, PWC Parts, FIVE OCEANS / BARON USA LLC, Pactrade Marine, Ocean-Supply And Fredwarner Marine & Outdoors. The Shoreline Marine Universal Dual Flow Motor Flus... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 4,273 consumers with an average rating of 4.5.

We've helped a lot of satisfied users get the right Sports & Outdoors product based on their needs, and save lots of time for them to pick Boat Engine Motor Flushers to buy.


Written By Alex Rodriguez

Is a 46 year IT professional with over 15 years of experience living in NorCal. I enjoy keeping my feet wet in the world of technology through reading, working, and researching topics that pique my interest. I am currently working on several projects, IT consultant for a small high-end clothing boutique now online, writing a book on setting up an eCommerce website, and will be starting a hands-on project management gig for an extended backbone fiber rollout. When not doing IT, I enjoy hanging out with friends and family, and sports and really look forward to surfing and snowboarding again. Arod( the other guy).