aFe 31-10167 Pro-Dry S Black/Gray OE Replacement Air Filter for 2008-2011 Lexus IS-F V8 - 5.0L Improves airflow for better performance and acceleration Oil-free for easy quick servicing and yet washable/reuseable air filter for long service life with life-time warranty Pro DRY S Three-Layer Progressively finer porosity synthetic media for high airflow with high filtration efficiency. Tall, Rounded, evenly-spaced pleats for maximum dust holding capactiy Constructed with 100% pliable polyurethane for great seal without use of foam gaskets or sealing grease.