Using these COBB Redline Carbon Fiber Fuse Covers is easy. Just follow the included installation guide step - by - step to install them on the driver and passenger sides of your 2022 - 2025 Subaru WRX. When it comes to maintenance, a gentle wipe with a soft cloth can keep them clean. Avoid using harsh chemicals as they may damage the high - quality gloss finish. Remember, because these are hand - laid carbon fiber parts, there might be slight imperfections or differences in the weave pattern, but that's part of their unique charm. So, enjoy the enhanced look they bring to your engine bay.