PRXB Exhaust Brake Kit – C44032 – Direct Mount 4 Inch Exhaust Engine Applicable:5.9 ISB Improved Throttle Response

Improved Throttle Response

Washable and Reusable for Multiple Cleaning Cycles

cooler EGT's and no compressor surge

It has been almost 30 years since we started shipping our first exhaust brakes

PRXB Exhaust Brake Kit – C44032 – Direct Mount 4 Inch Exhaust Engine Applicable:5.9 ISB Improved Throttle ResponseProduct 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