Contoured deflector gives a cool 'chopped' look to the window, protecting the driver's field of vision from the sun. Lets fresh air in, keeps weather out. UV-resistant acrylic with chrome plated finish. Mounts with 3M tape above the window on the door frame, pillar remains free from obstruction. Made in the USA. Sold as a pair. 
Fits Kenworth T170, T270, & T370 models 2007-2021. 
Fits Kenworth T300 models 1994-2008 
Fits Kenworth T660 models 2007-2017 
Fits Kenworth T800, & T802 models 1987-2017. 
Fits Kenworth T800W models 2008-2017. 
Fits Kenworth W900A, W900B, W900L, & W900S models 1984-2007.