LIQUI MOLY Top Tec 4200 5W-30 is a premium fully synthetic low-friction engine oil designed for modern petrol and diesel engines. It provides excellent wear protection, reduces oil and fuel consumption, maintains engine cleanliness, and is suitable for vehicles with exhaust after-treatment systems including DPF. Ideal for Volkswagen, Audi, SEAT, and Skoda models requiring 5W-30 oil.