You can order the K&N piece from them over the phone or on line. Here's what I got from them as I don't want the open oiled filter.
Thank you for contacting K&N. The 63-1570 intake system has a metal tube (Letter "L"). Letter "L" is part number 27625S and can be purchased from us directly by phone at 800-858-3333. The 27625S is about $120 US Dollars + Sales Tax when applicable. To view your intake system in detail please view the image below:
If you have any further questions please contact our Customer Service Team at 800-858-3333.
We look forward to assisting your futher. Thank you and have a nice day,
K&N Customer Service & Tech Support
Phone: (800) 858-3333