Our runningboards are made of corrosion-resistant and wear-resistant high-quality aluminum alloy, scratch-resistant and wear-resistant, and installed in the original car holes. Compatible with Subaru Outback 2020-2022 Material: The Side Steps are made of High Quality Aluminum ,Durable and Corresion-Resistant INSTALLATION: Use the original hole installation. If there is chassis armor, you need to punch holes or trim the chassis armor. Package Include: The Running Boards Come With 2PCS Side Steps, Necessary Screws and Nuts, Neutral Packing with Bubble Bag Inside Improved access:With the running boards installed, passengers can easily access the vehicle, even when wearing bulky gear or carrying heavy loads. ASIN B0CDV2PYNY Color Black Brand Name Longyeauto Manufacturer Longyeauto Material Type ABS Plastic, Aluminum, Plastic Exterior Finish Aluminum Manufacturer Part Number LY-TY-TY10001-Y Compatible with Vehicle Type Passenger Car