Automatic Transmission Oil. At Purevue we are committed to sourcing parts of OE quality or beyond, in order to ensure we will not let the customer down. Febi are a renowned tier 1 supplier to the aftermarket, supplying original products to many vehicle manufacturers. Cross Reference: BLUE PRINT: ADG05531 FEBI BILSTEIN: 32605. We are committed to keeping our prices as low as possible, and protecting our customers with long guarantees. This product comes with free 30-day no quibble returns (UK only).