Product Compatibility: Wheel Arch Compatible with 2007-2013 GMC Sierra 1500 / 2500 HD / 3500 HD with 6 Foot Bed Bed Wheel Arch Repair Panel, 2007-2013 GMC Sierra 1500 / 2500 HD / 3500 HD with 8 Foot Bed Bed Wheel Arch Repair Panel. Long-lasting Durability: Made of high quality steel, it has a sturdy structure and reliable quality, not easy to bend and deform. It can hold up to long-term outdoor use in harsh environments, avoiding frequent replacement. Sufficient Protection: Black wheel arches prevent mud, gravel and other debris raised by the wheels from splashing onto the bodywork while the vehicle is in motion to avoid paint damage, protecting the bodywork while enhancing the overall appearance of the vehicle. Packing List: 1 Pair X Upper Wheel Arch Repair Panel (Left + Right). Mounting hardware and instructions are not included in the package. Welded Mounting: With welded mounting design, it's more stable and safe, no worry about falling off while driving. Some tools are required to complete the soldering, so it is recommended that you seek professional help. Product Compatibility: Wheel Arch Compatible with 2007-2013 GMC Sierra 1500 / 2500 HD / 3500 HD with 6 Foot Bed Bed Wheel Arch Repair Panel, 2007-2013 GMC Sierra 1500 / 2500 HD / 3500 HD with 8 Foot Bed Bed Wheel Arch Repair Panel. Long-lasting Durability: Made of high quality steel, it has a sturdy structure and reliable quality, not easy to bend and deform. It can hold up to long-term outdoor use in harsh environments, avoiding frequent replacement. Sufficient Protection: Black wheel arches prevent mud, gravel and other debris raised by the wheels from splashing onto the bodywork while the vehicle is in motion to avoid paint damage, protecting the bodywork while enhancing the overall appearance of the vehicle. Packing List: 1 Pair X Upper Wheel Arch Repair Panel (Left + Right). Mounting hardware and instructions are not included in the package. Welded Mounting: With welded mounting design, it's more stable and safe, no worry about falling off while driving. Some tools are required to complete the soldering, so it is recommended that you seek professional help.