2010-2023 4Runner/FJ Cruiser Cold Air Intake Kit (75-5115)Description S&B's Cold Air Intake for the 2010 2018 Toyota 4Runner FJ Cruiser was engineered to minimize air restriction and flows 43. 47 percent better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. This kit comes with a massive, highly efficient air filter which results in better performance and protects your engine. Available in either 8 layer Cotton Cleanable or Dry Extendable