This is the All-in-One Tractor Protection Two-Line Manifold Style Air Brake Valve from Brianna Auto Parts.
It can be used as a replacement for OEM KN34110.
It also works as a Replacement for Part: 767653011509, 2585506C91, 503139C91, 503139C91, 990689C91,
KN34090, KN34090X, KN34101, KNX34090, N30162CA, N30162EA, N30162GA, N30162KA, N30162MA, N30162PA,
N30162RD, N31062AA, and S-11452.
The ports are all marked for the correct lines to be used.
Fittings which matches the air lines on the truck maybe needed.
It has a weight of 1 lbs and 4.5 oz.
Watch the video for more infor like dimensions: