Chemicals, fluids, and lubricants are substances which are used throughout a vehicle to keep everything running smoothly for long periods of operation. Most of these substances are specially designed to work on a vehicle due to the harsh conditions and extreme heat fluctuations commonly encountered when driving. Vehicles commonly use chemicals, fluids, and lubricants because they help with heat/friction which is created by the fast moving metal components inside the engine and around the suspension. Since most of these substances contribute to performance and longevity of your vehicle, it is important to regularly add/replace them whenever needed. There are many different types of chemicals and lubricants on the market which means that it is important to look up whichever substance is suppose to be used on your vehicle.