The PP-3 Style Tripper Exhaust is a practical and efficient replacement for the Bendix 288746. This exhaust features a tripper that activates at 30 psi and charges above 50 psi, as well as a plunger that trips at 40 psi and charges manually. With a 1/8" NPT supply port, 1/4" NPT delivery port, and 1/4" NPT exhaust port, this exhaust is versatile and fits most makes and models. Please note that the knob and mounting nut are sold separately. Upgrade your system with this reliable and convenient exhaust solution.