Placement on Vehicle: Driver left side and passenger right side. Ford F-250 F-350 F-450 F-550 Super Duty Tow Mirrors. Professional installation is highly recommended. Towing mirrors will work for compatible vehicles with listed functions only.If your vehicle do not have those functions towing mirrors may not function well. Please confirm the 22 pin plug before placing an order. This helps ensure you are ordering the correct part. For 08-16 Ford F-250 Super Duty Towing Mirrors Power Heated Turn Signal Chrome. Tow Mirrors For 99-07 Ford F250-F550 Super Duty Power Heated Signal Chrome Cap. Manual Telescoping Towing Mirrors For 99-16 Ford F250 F350 F450 F550 Super Duty.