PRXB Exhaust Brake Kit – C44030 – DirectMount 4 Inch Exhaust (Air Actuated) " All Outflows OE Intake by 25%

Outflows OE Intake by 25%

This allows up to 100 percent of the retarding force to be transferred while in 3rd and 4th gear

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

Supplied with new factory gasket

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 Outflows OE Intake by 25%Product 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