Using these fender flares is easy. First, make sure your 2022 - 2025 Subaru WRX is clean and dry. The flares are designed to fit using the OEM mounting points, so just align them properly and secure them in place. You don't need any special tools. For the rear fenders, if you want to use the plug - and - play fender lights, simply connect them following the included instructions. When it comes to maintenance, just wash them with mild soap and water regularly. Avoid using abrasive cleaners as they may damage the paint. In case of any issues, don't worry as these flares come with a lifetime warranty. If you have any questions, feel free to contact our customer service.