Using this Eibach Pro - Lift Spring Kit is straightforward. First, make sure your vehicle is a 2022 - 2025 Subaru WRX. This kit is designed to work with your original OE shocks. Install the front and rear springs as per the instructions. After installation, you'll notice an increase in ground clearance, which is perfect for off - road driving or putting on larger wheels and tires. Remember, you'll need to get a wheel alignment done after installing the kit. As for maintenance, regularly check the springs for any signs of wear or damage. Since it's made in the U.S.A and has a Million - Mile Warranty, you can have peace of mind knowing that it's built to last.