aFe Power Magnum FORCE 54-12099 Jeep Wrangler Performance Intake System Tube Upgrade Kit Outflows the metal tube kit by up to 10% and the stock intake by up to 70% 5-Layer progressively finer oiled, washable cotton gauze media allows maximum airflow for maximum power Filter and tube (plastic) upgrade for Jeep JK intake system (aFe 51-12092) Only fits with aFe intake kit 51/54-12092. Upgrade only. Will not fit with stock system. This product is 50-state legal