K&N, air filter oil. 8-oz squeez bottle - 6110 Note: This 84-90/10-up style is

Note: This 84-90/10-up style is preferred by many for better flow characteristics

High-carbon steel stems

With 50mm ID and 0mm offset (flat)

Round style may be used on most custom rigid and Softail frames

K&N, air filter oil. 8-oz squeez bottle - 6110 Note: This 84-90/10-up style is8oz (227 gram) squeeze bottle to service multiple filter elements. Genuine K&N oil specially formulated to work in combination with the cotton fabric in K&N air filter elements providing a superior air filtration system. When used as directed, it quickly penetrates the filter pleats, where it remains suspended in the cotton fabric. Saturation is maintained until the element is cleaned with K&N Air Filter Cleaner.