---
product_id: 13022523
title: "Quicksilver 18458Q4 Water Separating Fuel Filter Kit with Blue Water Warning Sensor for Mercury Outboards"
brand: "quicksilver"
price: "¥11546"
currency: JPY
in_stock: true
reviews_count: 8
category: "Quicksilver"
url: https://www.desertcart.jp/products/13022523-quicksilver-18458q4-water-separating-fuel-filter-kit-with-blue-water
store_origin: JP
region: Japan
---

# 10 micron water-separating filter Blue screw-in water warning sensor OEM spec for Mercury Outboards Quicksilver 18458Q4 Water Separating Fuel Filter Kit with Blue Water Warning Sensor for Mercury Outboards

**Brand:** quicksilver
**Price:** ¥11546
**Availability:** ✅ In Stock

## Summary

> 💧 Stay ahead of the waves with precision fuel protection!

## Quick Answers

- **What is this?** Quicksilver 18458Q4 Water Separating Fuel Filter Kit with Blue Water Warning Sensor for Mercury Outboards by quicksilver
- **How much does it cost?** ¥11546 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/13022523-quicksilver-18458q4-water-separating-fuel-filter-kit-with-blue-water)

## Best For

- quicksilver enthusiasts

## Why This Product

- Trusted quicksilver brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **OEM-Grade Reliability:** Built to Mercury Marine’s exacting standards for seamless fit and maximum protection.
- • **Trusted Marine Legacy:** Backed by Quicksilver’s 65+ years of industry-leading innovation and rigorous testing.
- • **Integrated Blue Water Sensor:** Instant visual alert for water presence, preventing costly engine damage before it starts.
- • **Effortless Annual Replacement:** Designed for quick swaps during winterizing or every 100 engine hours—no hassle, just performance.
- • **Precision 10 Micron Filtration:** Eliminates water and contaminants to keep your engine running smooth and powerful.

## Overview

The Quicksilver 18458Q4 is a direct replacement water-separating fuel filter kit designed specifically for Mercury Outboards (1996+ V6 EFI models). Featuring a 10 micron filter element and a blue screw-in water warning sensor, it effectively removes water and contaminants from fuel to safeguard engine performance. Manufactured to meet Mercury Marine OEM specifications, this kit ensures reliable, easy annual maintenance and long-lasting engine protection trusted by marine professionals for over six decades.

## Description

Water separating canister element with o-ring and the water sensor unit. For all 1996 and newer Mercury and Mariner V6 EFI outboards. Note that the sensor plus is blue plastic. Check your owner’s manual for inspection and replacement schedules. The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine original equipment replacement engine parts, oils, and accessories, but also works to serve all original equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.

Review: Works well - Great product
Review: In time , product as described - In time ,product as described ,good money value.

## Features

- Direct replacement for Mercury Marine 18458T4
- Replacement water separating fuel filter element includes blue screw-in sensor
- 10 micron fuel filter removes harmful contaminants, particles, and power-robbing water from your fuel before it gets into the engine
- Easy to replace annually when winterizing your engine or every 100 hours of engine time during boating season
- Produced to meet Mercury Marine original equipment manufacturer specifications to best protect your engine
- Manufacturer part number 18458Q4

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000XBDHPG |
| Best Sellers Rank | #16,250 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #4 in Boat Engine Fuel Filters |
| Brand | Quicksilver |
| Brand Name | Quicksilver |
| Compatible with Vehicle Type | Boat |
| Customer Reviews | 4.7 out of 5 stars 947 Reviews |
| Global Trade Identification Number | 00745061038233 |
| Included Components | Filter |
| Item Type Name | Water Separating Fuel Filter Kit |
| Item Weight | 0.01 Ounces |
| Manufacturer | Quicksilver |
| Manufacturer Part Number | 18458Q4 |
| Outer Material | Plastic |
| Product Grade | Performance,Replacement |
| Style | Canister |
| Style Name | Canister |
| UPC | 745061038233 |
| Vehicle Service Type | Boat |

## Product Details

- **Brand:** Quicksilver
- **Item Weight:** 0.9 Pounds
- **Outer Material:** Plastic
- **Product Grade:** Performance,Replacement
- **Vehicle Service Type:** Boat

## Images

![Quicksilver 18458Q4 Water Separating Fuel Filter Kit with Blue Water Warning Sensor for Mercury Outboards - Image 1](https://m.media-amazon.com/images/I/81npo2D4zSL.jpg)
![Quicksilver 18458Q4 Water Separating Fuel Filter Kit with Blue Water Warning Sensor for Mercury Outboards - Image 2](https://m.media-amazon.com/images/I/911BzWlXY7L.jpg)
![Quicksilver 18458Q4 Water Separating Fuel Filter Kit with Blue Water Warning Sensor for Mercury Outboards - Image 3](https://m.media-amazon.com/images/I/81tL0MjooEL.jpg)
![Quicksilver 18458Q4 Water Separating Fuel Filter Kit with Blue Water Warning Sensor for Mercury Outboards - Image 4](https://m.media-amazon.com/images/I/91pQo+AtnWL.jpg)
![Quicksilver 18458Q4 Water Separating Fuel Filter Kit with Blue Water Warning Sensor for Mercury Outboards - Image 5](https://m.media-amazon.com/images/I/411NItti1eL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works well
*by M***K on April 2, 2025*

Great product

### ⭐⭐⭐⭐⭐ In time , product as described
*by M***U on February 14, 2026*

In time ,product as described ,good money value.

### ⭐⭐⭐⭐⭐ Fits 2006 mercury optimax
*by M***E on March 6, 2025*

Fits 2006 mercury optimax

## Frequently Bought Together

- Quicksilver 18458Q4 Water Separating Fuel Filter Kit w/Blue Water Warning Sensor For Mercury Outboards
- Quicksilver 858064Q01 High Performance SAE 90 Gear Lube for Mercury Outboards and MerCruiser Sterndrives, 32 oz
- Set of 6 Spark Plugs Non Resistor BU8H / BU 8 H / 6431 (6)

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**Shop now:** [https://www.desertcart.jp/products/13022523-quicksilver-18458q4-water-separating-fuel-filter-kit-with-blue-water](https://www.desertcart.jp/products/13022523-quicksilver-18458q4-water-separating-fuel-filter-kit-with-blue-water)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-17*