--- 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" price: "€ 80.02" currency: EUR in_stock: true reviews_count: 5 url: https://www.desertcart.gr/products/425142697-smilyeez-listing-for-bg-k5901-cooling-system-flush-coolant-service store_origin: GR region: Greece --- # 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 **Price:** € 80.02 **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 - **How much does it cost?** € 80.02 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/425142697-smilyeez-listing-for-bg-k5901-cooling-system-flush-coolant-service) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted & Proven:** Highly rated with 4.7 stars and recommended by real users for lasting results - • **Longevity Booster:** Extends the lifespan of your coolant and cooling system components - • **Cool Under Pressure:** Minimizes overheating for reliable engine protection - • **Universal Compatibility:** Works seamlessly with all vehicle cooling systems for hassle-free maintenance - • **Deep Clean, Peak Performance:** Removes rust, scale, and sludge to restore cooling efficiency ## Overview The Smilyeez BG K5901 Cooling System Flush Kit is a powerful, universal cleaner designed to remove rust, scale, and sludge from vehicle cooling systems. It improves cooling efficiency, extends coolant and component life, and reduces overheating risks, making it an essential maintenance product trusted by professionals and enthusiasts alike. ## Description Product description BG Universal Cooling System Cleaner PN 540 & BG Universal Super Cool PN 546 The BG Coolant System Service Kit is comprised of the Universal Cooling System Cleaner and the Universal Super Cool coolant additive. The cooling system cleaner provides superior removal of scale, oil, and harsh mineral deposits that form in the coolant system. When used as directed, the cooling system cleaner will remove corrosion products that can hasten inhibitor depletion and increase metal corrosion within the engine and radiator. Can be used in gasoline or diesel engines. Your coolant system will not require any neutralization after using BG cleaner. After using the BG coolant system cleaner, the Super Cool Coolant Additive is added to the coolant system. The Super Cool Additive is specially formulated for use in conventional, long life, hybrid, and diesel coolants. It provides outstanding protection for all metals utilized in modern automotive cooling systems. It has excellent corrosion inhibitors and anti-foam capabilities. *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. Warning: These products can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm. Use gloves for preventative measures Review: BG is the best!!! - Fast delivery. great condition. Works well Review: Excelentes productos para radiadores - 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% ## 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 | #309,858 in Automotive ( See Top 100 in Automotive ) #46 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) ![Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546 - Image 2](https://m.media-amazon.com/images/I/81kuWw7YmoL.jpg) ![Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546 - Image 3](https://m.media-amazon.com/images/I/81ex3cO5TYL.jpg) ![Smilyeez Listing for BG K5901 Cooling System Flush Coolant Service Kit BG Universal Cooling System Cleaner PN 540 & BG Universal PN 546 - Image 4](https://m.media-amazon.com/images/I/81jejxBW8LL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ BG is the best!!! *by J***N on May 14, 2026* Fast delivery. great condition. Works well ### ⭐⭐⭐⭐⭐ Excelentes productos para radiadores *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 ## 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 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.gr/products/425142697-smilyeez-listing-for-bg-k5901-cooling-system-flush-coolant-service](https://www.desertcart.gr/products/425142697-smilyeez-listing-for-bg-k5901-cooling-system-flush-coolant-service) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-06-02*