--- product_id: 21360469 title: "ATOMEX Stop Leak Radiator Coolant Additive - Repair Seal, Restore Radiator Fluid Fix and Prevent Future Leaks (Bottle, 250 ml)" price: "VT9457" currency: VUV in_stock: true reviews_count: 9 url: https://www.desertcart.vu/products/21360469-atomex-stop-leak-radiator-coolant-additive-repair-seal-restore-radiator store_origin: VU region: Vanuatu --- # 250 ml capacity Compatible with gas & diesel Prevents rust & corrosion ATOMEX Stop Leak Radiator Coolant Additive - Repair Seal, Restore Radiator Fluid Fix and Prevent Future Leaks (Bottle, 250 ml) **Price:** VT9457 **Availability:** βœ… In Stock ## Summary > πŸš€ Seal the Deal with XADO! ## Quick Answers - **What is this?** ATOMEX Stop Leak Radiator Coolant Additive - Repair Seal, Restore Radiator Fluid Fix and Prevent Future Leaks (Bottle, 250 ml) - **How much does it cost?** VT9457 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/21360469-atomex-stop-leak-radiator-coolant-additive-repair-seal-restore-radiator) ## 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 - β€’ **Parts Safe:** Gentle on gaskets & hoses! - β€’ **Affordable Fix:** Say goodbye to costly repairs! - β€’ **Peak Performance:** Your emergency repair hero! - β€’ **Lasting Protection:** Keep your engine running smoothly! - β€’ **Versatile Compatibility:** Works with all engine types! ## Overview XADO ATOMEX Stop Leak Radiator Coolant Additive is a 250 ml solution designed to repair and prevent leaks in both gasoline and diesel engines. This versatile additive is safe for various materials, including gaskets and hoses, and provides long-lasting protection against rust and corrosion, ensuring optimal engine performance. ## Description XADO ATOMEX Stop Leak Radiator Coolant Additive. This radiator stop leak additive not only completely eliminates leaks but also reliably and permanently seals cracks and minor damages in pipelines and joints. Say goodbye to the loose fit of cylinder block gaskets with this ultimate engine sealer. Our radiator sealant is perfect for both gasoline and diesel engines, making it an essential addition to your car's maintenance kit. Whether you drive a personal vehicle or manage heavy-duty equipment, this coolant additive ensures your engine runs smoothly and efficiently. It is neutral to all materials in the cooling system, including gaskets, rubber hoses, aluminum, plastic, and steel radiators. Additionally, it provides long-term protection against rust and corrosion, extending the lifespan of your cooling system. Application is straightforward and user-friendly. Warm up the engine to working temperature, ensuring it is warm but not hot. Shake the can thoroughly and introduce the product into the radiator tank while the engine is off. Start the engine and let it idle for 5-10 minutes with the compartment heater turned on. To prevent future leaks, use this radiator stop leak right after changing the coolant. For optimal results, use one bottle (250 ml) for every 10-12 liters of antifreeze. This product serves as a radiator sealer, coolant flush, and engine cleaner all in one, making it a versatile and valuable tool in your vehicle maintenance arsenal. It’s the perfect fix for minor leaks and a robust treatment for maintaining the integrity of your engine’s cooling system. ATOMEX also functions as a friction modifier and pipe sealant, ensuring a tight seal and preventing future leaks. It's compatible with various engine types, including those with aluminum, copper, or cast iron components, and works well with both organic and traditional coolants. Order now and get this ATOMEX Restore Radiator Fluid Fix and Prevent Future Leaks by XADO delivered to you! Review: XADO PRODUCTS WORK !!!! - Had to re-order since desertcart sent me OIL SEAL, but when I got the right one, it STOPPED ALL THE TINY LEAKS on my 2017 F150 3.5 EcoBoost. It has NOT leaked since this was used. I LOVE XADO products. All of them do exactly what they claim they will do. I gave the oil seal to my son, he used it on his mini van and all the OIL leaks stopped. XADO WORKS !! Review: Xado Did Not Work - This product had absolutely no effect with my radiator leak. I used another product and the leak was plugged in ten minutes. ## Features - Affordable Fix: Our affordable fix eliminates the need for costly radiator repairs. Stop leaks and keep your car's engine running smoothly with our radiator sealant additive. - Versatile Compatibility: Versatile compatibility for gasoline and diesel engines in automobiles and other equipment. Our additive stops leaks, seals radiators, and ensures smooth engine performance. - Parts Safe: Ensure parts safety. Our additive is compatible with gaskets, rubber hoses, aluminum, plastic, and steel radiators. Stop leaks and safeguard your cooling system with confidence. - Lasting Protection: Long-term protection for your cooling system. Our radiator coolant additive prevents rust and corrosion, ensuring your engine runs smoothly. Perfect for stopping leaks and sealing your car's system. - Peak Performance: This best sealant stops leaks in radiators, coolant, and antifreeze systems, ensuring a permanent fix. Ideal for emergency repairs. ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | XADO Chemical Group | | Brand | XADO | | Item Weight | 11.9 ounces | | Package Dimensions | 7.24 x 5.08 x 2.52 inches | | Item model number | XA 40913 | | Is Discontinued By Manufacturer | No | | Manufacturer Part Number | XA 40913 | ## Images ![ATOMEX Stop Leak Radiator Coolant Additive - Repair Seal, Restore Radiator Fluid Fix and Prevent Future Leaks (Bottle, 250 ml) - Image 1](https://m.media-amazon.com/images/I/71y8oxChkcL.jpg) ## Questions & Answers **Q: whats the best radiayor sealer, for a 250 size motorcycle** A: I USED THIS FOR MY PONTIAC TRANSAM WS6 , IT SHOULD WORK BUT ASK A EXPERT OPINION FROM YOUR MECHANIC I LEARN THE HARD WAY EASY FIX COST A LOT IN THE END. ATOMEX STOP LEAK IS EXCELLENT IT FIXED MY RADIATOR PROBLEM HOPE THIS HELP ## Customer Reviews ### ⭐⭐⭐⭐⭐ XADO PRODUCTS WORK !!!! *by B***E on August 14, 2025* Had to re-order since Amazon sent me OIL SEAL, but when I got the right one, it STOPPED ALL THE TINY LEAKS on my 2017 F150 3.5 EcoBoost. It has NOT leaked since this was used. I LOVE XADO products. All of them do exactly what they claim they will do. I gave the oil seal to my son, he used it on his mini van and all the OIL leaks stopped. XADO WORKS !! ### ⭐ Xado Did Not Work *by J***E on February 12, 2026* This product had absolutely no effect with my radiator leak. I used another product and the leak was plugged in ten minutes. ### ⭐⭐⭐⭐⭐ Works exactly as described *by A***L on April 26, 2026* This worked like a champ! It’s sealed, obviously whatever small crack we had and we have not leaked any coolant since the application. Very easy to use would recommend it. ## Frequently Bought Together - XADO ATOMEX Stop Leak Radiator Coolant Additive - Repair Seal, Restore Radiator Fluid Fix and Prevent Future Leaks (Bottle, 250 ml) - XADO ATOMEX Oil Additive Stop Leak Engine - Restore Seal and Gaskets, Treatment for Car Engine High Mileage or Rear Main Seal, Best Stopper Leaks Reseal (Bottle, 250 ml) - XADO Engine Oil System Cleaner with Anti-Carbon Effect - Removes Contamination & Engine Sludge - ATOMEX Total Flush Revitalizant (Bottle, 250ml) --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/21360469-atomex-stop-leak-radiator-coolant-additive-repair-seal-restore-radiator](https://www.desertcart.vu/products/21360469-atomex-stop-leak-radiator-coolant-additive-repair-seal-restore-radiator) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-06-06*