If you are installing airlines on your air suspension kit, there are a few things you are going to need to make sure you get the job done correctly. Luckily, AccuAir has put together a quick and easy kit to make sure you get high-quality airlines, fittings, and a water trap to keep moisture out of your air suspension system. This kit will include a ⅜” DOT/PTC fitting kit, 50 ft of DOT airline, ¼” NPT for moisture trap, and an aluminum filter/trap.