we recieved this item in a lot of parts. We believe this item is new as there are no marks bolt flanges. We believe the Exterior black marks are signs of shelf wear. We also believe this is a genuine audi turbo not Chinese, but if you have a definite way to check we are happy to answer any questions. This item is sold as is no returns and no warranty. Please let us know if you have any other questions. Cannot confirm 100% this is new so listing for parts. Please confirm via part number this fits before purchase. No returns.
