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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
First & Second Gear Lock-Up Capability
Increase airflow for more power
The kit includes nylon tubing
With Pacbrake you can level your truck's stance and eliminate your vehicle's sag
Kit information Full marmon 4 inch exhaust outlet
Pacbrake C44049 DirectMount 4 In PRXB High Performance Exhaust Brake For Dodge 03-04 5.9L CORE-450 First & Second Gear Lock-UpPacbrake's Direct Mount 4 inch PRXB High Performance Exhaust Brake Kit for Dodge 2003 2004 Cummins 5. 9L ISB 24 Valve Engine with 47RE 48RE Automatic Transmission. 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 durability that is
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