Feature: 1. Fitment: This emergency warning switch has been specifically designed for A6 C5 1997–2004, ensuring a perfect match and compatibility so you don't have to worry about mismatches. 2. OE Part Numbers: Replacing manufacturer part numbers for reference are 4B0941509C, 4B0941509D, 4B0941509K, 4B0941509CB98, 4B0941509D5PR, 4B0941509DB98, 4B0941509KB98. 3. Reliable Safety: This switch ensures your vehicle's warning system is working at its peak performance, enhancing your safety and others on the road. 4. High Strength Material: Manufactured from superior ABS materials, this warning switch offers exceptional durability and stable performance, functioning optimally even after long term use. 5. Perfect Replacement: This hazard emergency warning switch can perfectly replace your old or damaged one, keeping your car in optimum condition and ensuring smooth operation. Specification: Item Type: Emergency Warning SwitchMaterial: ABS OE Numbers: 4B0941509C, 4B0941509D, 4B0941509K, 4B0941509CB98, 4B0941509D5PR, 4B0941509DB98, 4B0941509KB98 Fitment: Replacement for A6 C5 1997 to 2004. Package List: 1 x Emergency Warning Switch Note: 1. Please carefully verify the OEM number and Fitment model before making a purchase. 2. It is strongly recommended to have the installation done by a professional mechanic.