Airaid 771-490 - Airaid Rubber Top Crankcase Breather Filters
Airaid Rubber Top Crankcase Breather Filters
The Optimal Balance of Maximum Flow and Maximum Filtration
Outperforming all others in clean air testing, these washable Airaid filters with rubber tops use the best materials. Similar designs have 3 or 4 layers of oiled cotton gauze while Airaid has 5. The fifth layer is synthetic to ensure the cleanest air possible.