map with three tests and introduction and colour samples. Language: German
When changing the oil...
it could be useful check what has left the engine: Checking the oil gives you a clear view on the engines present condition, regarding wear or internal leaks.a cheap and effective test check the oil with this testing set.
it could be useful check what has left the engine: Checking the oil gives you a clear view on the engines present condition, regarding wear or internal leaks.a cheap and effective test check the oil with this testing set.