This is a great deal on a BRAND NEW TAU CETI TORNADO SERIES ADAPTER AND RED AIR FILTER ASSEMBLY.
It fits ALL Keihin cdk II and Sudco 38-44 mm carb assemblies found on the 91-up 550 650 750 900 1100 jetski models
Please note that this may also work on the older models if the carb was upgraded to cdk II series
These Tornado filter provide a nice increase in bottom and top end performance due to the increased atomization from the cyclone design
This complete assembly comes ready to install