Pacbrake 5" PRXB Exhaust Brake Kit Dodge Ram 2003-2007 Cummins 5.9L w/ Standard Transmission & 2006-2007 $1,285.64
Pacbrake 4" PRXB Exhaust Brake Kit Dodge Ram 03-07 5.9L Isb 24 Valve w/ Standard Transmisison And Dodge Ram 06-07 Cummins 5.9L Isb 24 Valve 48re $1,285.64
Pacbrake 4" PRXB Exhaust Brake Only Dodge Ram 03-04 Cummins 5.9L Isb 24 Valve w/ Standard And 47re / 48re $819.84
Pacbrake 4" PRXB Exhaust Brake Kit Dodge Ram 03-04.5 Cummins 5.9L Isb 24 Valve w/ Standard Transmission $1,285.64