Pacbrake C44032 DirectMount 4 inch PRXB High Performance Exhaust Brake For Ram 03-04 5.9L Chevrolet-Silverado-2500-6-6L-Duramax-LB7-2002 The brakes have hard anodized

The brakes have hard anodized aluminum and stainless steel body and shaft with high performance seals

resulting in more positive engagement in drive

Enables Low Range 2WD

so you can select the pressure increase

Pacbrake C44032 DirectMount 4 inch PRXB High Performance Exhaust Brake For Ram 03-04 5.9L Chevrolet-Silverado-2500-6-6L-Duramax-LB7-2002 The brakes have hard anodizedPacbrake's Direct Mount 4 inch PRXB High Performance Exhaust Brake Kit for Dodge RAM 2003 2004 Cummins 5. 9L ISB 24 Valve with 47RE 48RE Automatic Transmission (Built upto Jan 4, 2004) PRXB exhaust brake offers the highest braking power to lowest price ratio available. Pacbrake's flagship product is the unquestioned leader in the supplemental brake industry. It has changed the way people think about exhaust brakes by providing performance, safety and