Liqui Moly Radiator Stop Leak is designed to seal small leaks and hairline cracks in the cooling systems of water-cooled engines. It works effectively by sealing leaks instantly, preventing coolant loss and potential further damage due to the engine overheating.

Here are the key features of this product:

• Dispersion Technology: A dispersion-based formula that quickly seals hairline cracks and small leaks in the cooling water circuit, preventing the loss of coolant and protecting the engine from overheating.
• Compatibility with Coolant Additives: Works with all conventional coolant additives and antifreezes, ensuring seamless integration into your existing cooling system without the need for special modifications.
• Use in Aluminium and Plastic Radiators: Designed for use with aluminium and plastic radiators, providing flexibility and reliability across a range of engine types, while ensuring durable, long-term sealing.
• No Negative Impact on Water Pump: The formula is gentle on the water pump and wont block the heating circuit, maintaining the efficiency of your engine’s cooling and heating systems without causing unwanted wear or damage.
• Preventive Use: Can be applied preventively after cooling system repairs to protect against future leaks, offering peace of mind and extending the life of your engine.

This product provides a simple, reliable solution for preventing leaks and ensuring your cooling system functions properly. It's a smart addition to your car maintenance routine, offering effective protection and peace of mind for daily driving.

150ml Bottle - Suitable for coolant systems up to 10 litre capacity.