PRXB Exhaust Brake Kit – C44030 – DirectMount 4 Inch Exhaust (Air Actuated) " All This allows up to 100

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

Outflows OE Intake by 25%

Part Number: 0986435519SE-IIS

the entire fuel system requires replacement after metal debris from the failed pump spreads throughout

PRXB Exhaust Brake Kit – C44030 – DirectMount 4 Inch Exhaust (Air Actuated) " All This allows up to 100Product 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