Efficient air conditioning filter element compatible with the 2024 BYD Qin PLUS DM-i/EV, OE number HAD-8121211B. Using CN95 grade filter material with a filtration efficiency of over 95%, it effectively blocks PM2.5, pollen, and odors. The activated carbon layer is highly effective in removing odors, and the original factory specifications are directly installed to protect the fresh air inside the car. It is the preferred choice for after-sales replacement and foreign trade export.