Originally posted by Lance Kinley:
Interesting, has it always had one? I last tried one three years ago, and it had no mention of it on the box. Rattled like crazy. Maybe I'll try one again.
-Lance
That's a very good question!
I know the K&N "Gold" filters have always had them, but I don't think the "gold" filters are over 3 years old. (if that even)
Certainly could be the original filters did not...
BTW online prices for a K&N oil filter run $8.50-$8.95