Originally Posted by rwthomas1

K&N makes a recharge kit that includes the correct cleaner and oil. I can't see how using some other product to clean it makes sense. It is possible that another cleaner will strip too much of the filter oil out or impede the adhesion of the new oil. Same goes for the oil. IIRC, the K&N oil is animal/vegetable and not petroleum at all? The oil is specific, very tacky and dyed. The whole point of a K&N is that it be wet enough with oil that it catches the debris, dirt, etc. I soak mine until they drip, the wetter the better. As with other things in life.... RT