Engine Control Unit 4A0906266A Hitachi Quattroholics Sale! from 5900 /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. 1992 100 1992 90 Might fit other models Check your part numbers to make sure they match exactly Audi Part # 4A0906266A Made by Hitachi SKU:4A0906266A Tweet