PRXB Exhaust Brake Kit – C44052 – Direct Mount 4 Inch Exhaust Engine Applicable:5.9 ISB this "oil free" OE replacement

this "oil free" OE replacement filter outflows the stock paper filter providing performance and protection

This set is a direct upgrade to the factory lines on your 2001-2004 Duramax LB7

Part Number: FPE-TL-CUMM-1012

New Air control valve

The BD FleX-Plate is proven to handle over 2000 lb-ft of torque

PRXB Exhaust Brake Kit – C44052 – Direct Mount 4 Inch Exhaust Engine Applicable:5.9 ISB this "oil free" OE replacementProduct Description Provides 50 percent More Braking Power at Lower RPM's. PRXB gives you the best holdback in the 1400 1800 RPM range (where you typically drive). The spring controlled pressure regulated mechanism on the exhaust brakes protects against engine overpressure. When the brake is deactivated, exhaust flow is unrestricted and won't interfere with power output. Patented 90 degree Non contacting Butterfly Valve is specially engineered to