Check the listing for details. Audi A6 S6 C6 4F 2008 Engine Control Unit ECU 4B2907401E. Condition: Used. Listed at 9.39 USD. Audi A6 S6 C6 4F 2008 engine control unit ECU 4B2907401E kW GENUINE BVV3632 IMPORTANT / IMPORTANT: Please compare part number 4B2907401E, 0281010394, 28SA4973 to ensure compatibility. We do not guarantee a perfect fit. Identifying the part number is essential. Used item, removed from a running vehicle. Please check pictures for any defects. You will always get the exact same item as in the pictures unless stated differently. The best way to find your needed part is by checking your current part number or consulting your dealer with your VIN. We ship within one business day after payment. We offer a 30-day warranty on all items! If you changed your mind or ordered by mistake, you can return it within 30 days (buyer pays shipping). If the item is damaged or not as described, we cover the r.