Upgr8 Universal Super High Dry Flow Air Filter Intake Cone (3.5''(89MM), Black) This super high dry flow air filter is best for off-road,track and drifting. It is engineered to maximize air flow performance. It allows more air to flow easily to the engine, therefore it will increase more horsepower and torque. This super high dry flow air filter is long life type filter (NOT washable and reuseable).