Engine Control Unit 893906266B 7A Quattroholics Sale! from 19900 /per Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. 1990-91 Coupe Quattro 1990-91 90 Sedan 20V only This is a 2 pin for the early 2.3L 20V 7A Motor Audi Part # 893906266B SKU:893906266B Tweet