Bilstein B16 (PSS9) suspension kits are a game - changer for your Subaru. They come with adjustable ride height and 9 - stage manually adjustable dampers, all in an OE - quality, direct - fit package. With each click of the 9 - stage damping system, you can fine - tune both rebound and compression, ensuring top - notch handling in any situation. These kits feature monotube performance dampers paired with precisely tuned springs for specific applications. The zinc - coated, threaded body not only gives you the freedom to set the perfect ride height but also offers excellent protection against tough road conditions. Made in Germany and tested on the Nürburgring, these kits are a must - have for any Subaru enthusiast. This part fits 2005 - 2007 Subaru Impreza WRX STI and 2007 Impreza WRX STI Limited models.

Using your Bilstein B16 (PSS9) suspension kit is easy. First, find a suitable and safe place to install the kit. If you're not confident doing it yourself, it's best to have a professional mechanic handle the installation. Once installed, you can adjust the ride height according to your preference and driving needs. Use the 9 - stage manual dampers to fine - tune the handling. Just click to adjust both rebound and compression. When driving, you'll notice a significant improvement in handling performance. As for maintenance, regularly check the zinc - coated body for any signs of damage. Clean the suspension parts with a mild cleaner to keep them in good condition. If you notice any unusual noises or handling issues, have the suspension inspected immediately.