---
product_id: 425142697
title: "Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546"
brand: "smilyeez"
price: "10405 kr"
currency: ISK
in_stock: true
reviews_count: 4
category: "Smilyeez"
url: https://www.desertcart.is/products/425142697-smilyeez-listing-for-bg-k5901-cooling-system-flush-coolant-service
store_origin: IS
region: Iceland
---

# Extends coolant life Reduces overheating risk Flushes rust & sludge Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546

**Brand:** smilyeez
**Price:** 10405 kr
**Availability:** ✅ In Stock

## Summary

> ❄️ Keep your engine chill and your ride unstoppable!

## Quick Answers

- **What is this?** Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546 by smilyeez
- **How much does it cost?** 10405 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/425142697-smilyeez-listing-for-bg-k5901-cooling-system-flush-coolant-service)

## Best For

- smilyeez enthusiasts

## Why This Product

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

## Key Features

- • **System Savior:** Prolongs the lifespan of critical cooling system components
- • **Trusted & Proven:** Highly rated with 4.7 stars and top 100 rank in cooling additives
- • **Cool Under Pressure:** Significantly reduces overheating for engine longevity
- • **Long-Lasting Protection:** Extends coolant life, saving you time and money
- • **Deep Clean, Peak Performance:** Removes rust, scale, and sludge to restore cooling efficiency

## Overview

The Smilyeez BG K5901 Cooling System Flush Kit is a professional-grade solution designed to remove rust, scale, and sludge buildup, improving cooling system function and extending coolant and component life. Trusted by users with a 4.7-star rating, it reduces overheating risks and ensures your vehicle runs cooler and longer.

## Description

Buy Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546: Cooling System - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: lo utilice para lavar un sistema de refrigeracion de un motor de mustang que tenia 7 años sin encenderse, lo dejo como nuevo, aunque tuve que cambiar la bomba del agua. Lo recomiendo 100%
Review: Good - I like it

## Features

- Remove rust, scale and sludge from cooling system.
- Improves cooling system function.
- Extends coolant life.
- Reduces the chance of overheating.
- Can extend the life of cooling system components.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09WN92QBL |
| Best Sellers Rank | #434,015 in Automotive ( See Top 100 in Automotive ) #71 in Cooling System Additives |
| Brand | Smilyeez |
| Customer Reviews | 4.7 4.7 out of 5 stars (39) |
| Date First Available | March 28, 2022 |
| Item Weight | 1.9 pounds |
| Manufacturer | BG Products |
| Manufacturer Part Number | 5901 |
| Package Dimensions | 6 x 5 x 3 inches |

## Images

![Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546 - Image 1](https://m.media-amazon.com/images/I/71gKBRi-ztL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***. on September 2, 2024*

lo utilice para lavar un sistema de refrigeracion de un motor de mustang que tenia 7 años sin encenderse, lo dejo como nuevo, aunque tuve que cambiar la bomba del agua. Lo recomiendo 100%

### ⭐⭐⭐⭐⭐ Good
*by S***D on October 25, 2023*

I like it

### ⭐⭐⭐ Have to buy 2to get 1 product
*by R***H on September 28, 2023*

My radiator was fine- why buy 2?

## Frequently Bought Together

- Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546
- Smilyeez Listing for BG Transmission Service Flush Kit PN K6600 Includes PM 106 Cleaner & PN 310 Conditioner with Pocket Screw Driver (1 Kit)
- New BG 44K Platinum, EPR, MOA

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**Shop now:** [https://www.desertcart.is/products/425142697-smilyeez-listing-for-bg-k5901-cooling-system-flush-coolant-service](https://www.desertcart.is/products/425142697-smilyeez-listing-for-bg-k5901-cooling-system-flush-coolant-service)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-15*