S&B Filter 75-5016 Cold Air Intake For 05-08 F-150 V8-5.4L Red Oiled FilterMore Airflow, Maximum performance. Our cold air intake for the 05 08 Ford F 150 V8 5. 4L was engineered to minimize air restriction and flows 35. 2 percent better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. The Sound of Performance. A huge air filter and air box results in a more aggressive sound compared to stock. Details: For 05 08 Ford F 150 V8 5. 4L Airflow Improvement Plus