The pump may have slight scratches or, in rare cases, slight rust due to storage. This is a car part that is installed deep in the engine, and not a piece of furniture that you look at every day! Please compare part numbers in advance or, if you are unsure, simply write to us, or to be on the safe side, state the chassis number when ordering! The old part must be complete and must not show any external damage! NAfter returning the defective injector, we will refund the old part deposit. We have specialized in the sale of diesel spare parts since 2012. Our company philosophy is to always deliver good quality at a low price. Customer service and long-term business relationships are important to us. If the item is sold in exchange, we ask for an additional transfer of the specified old part d.