Using these RokBlokz mud flaps is a breeze. First, find the existing OEM mounting locations on your 2022 - 2025 Subaru WRX. You don't need to drill any new holes. Just follow the included instructions to fit the mud flaps using the provided stainless - steel and rust - resistant mounting hardware. When driving, these mud flaps will do a great job of protecting your car from road debris. Remember, they're designed to work in extreme temperatures, but try to avoid driving through really sharp or large objects that could damage them. For maintenance, simply wash them with mild soap and water from time to time. This will keep them looking good and performing well for a long time.