PRXB Exhaust Brake Kit – C44030 – DirectMount 4 Inch Exhaust (Air Actuated) " All Part Number: 1045778

Part Number: 1045778

With our engineering on the XP Series K16 pumps you can produce more fuel output with less pumps

Cylinder Head Bolts Not Included MAHLE Original head gasket sets are packaged in shrink wrapped tray

Outflows OE Intake by 25%

BD traction bars are engineered to precisely follow the OEM spring travel sweep and axle rotation

PRXB Exhaust Brake Kit – C44030 – DirectMount 4 Inch Exhaust (Air Actuated) " All Part Number: 1045778Product 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