Does K&N make a cone valve stem air filter?

Imagine all the performance gains if I could get more airflow into my tires!! No more restrictive stock tire air filter to deal with.

__________________
Ali Al-Chalabi

2001 CLK55
1999 Dodge Ram 2500 Cummins Diesel
2002 Harley-Davidson Fatboy
Merlin Extralight w/ Campy Record