It takes 5 liters to replace the BMW x1 antifreeze in 10 years. Generally, high-quality antifreeze is replaced once a year, while those vehicles with short operation time can be replaced every two years or every 30000 km.
In order to prevent the generation of excessive foam and reduce the heat exchange between the antifreeze and engine parts once, confirm that the product is within the validity period when adding it. The validity period of long-term antifreeze can be up to three years.
In case of any suspended substance, sediment, deterioration or discoloration in the antifreeze, replace and clean the system in time
