Pacbrake's DirectMount 4'' PRXB High Performance Exhaust Brake Kit for Dodge RAM 2003 - 2004.5 Cummins 5.9L ISB 24 Valve with Standard Transmission (Built upto Jan 4, 2004). Air Actuated - Comes with Air Tank, Hose and Accessories.Switch Pac : Optional (Pacbrake Part Number C18042). ECM Bypass : Optional (Pacbrake Part Number C14037)
$1,785.61 USD