OEM part numbers can be superseded or replaced. ETKA tracks these changes. If a part has been updated or replaced by a newer version, ETKA tells you the new number. This prevents you from ordering a part that has been discontinued for five years.
Here's a summary of the pros and cons of Škoda ETKA Online: skoda etka online
Unlike a standard aftermarket catalog (like the ones you find at local auto parts stores) that might list three or four "compatible" parts, ETKA is original equipment (OE) specific. It uses your car’s unique to filter through thousands of components and show you exactly what rolled off the assembly line in Mladá Boleslav. OEM part numbers can be superseded or replaced
This gives you the power to price-shop. You might find that a dealer 50 miles away has the part for a discount, or that an OEM supplier (like Bosch or Hella) sells the exact same part without the Skoda logo for half the price. This prevents you from ordering a part that