MACs Auto Parts 44-35055 Ford Mustang Air Conditioner Register Set - 4 Pieces - Round Chrome Plastic - With Inner Ring - Use With Hang-On Air Con Ford Mustang Air Conditioner Register Set 4 Pieces Round, Chrome Plastic With Inner Ring Ford Mustang Air Conditioner Register Set - 4 Pieces - Round Chrome Plastic - With Inner Ring - Use With Hang-On Air Conditioner