The PacBrake Direct Mount 4 Inch PRXB Exhaust Brake is the ultimate exhaust brake for 2004.5-2007 Dodge RAM Cummins 5.9L ISB engines. With its direct mount design and 4 inch size, it delivers powerful braking performance while minimizing backpressure for improved fuel efficiency. Feel confident and in control with this industry-leading exhaust brake.

FITMENT:

• 2004.5-2007 Dodge / RAM 2500 / 3500