PRXB Exhaust Brake Kit – C40110 – Direct Mount 4 Inch Exhaust (Brake Only) Injector Kits and Parts it can be headed off

it can be headed off before real trouble arises

No mail-in unlocks

with 9x greater fracture toughness

1 Year Warranty

PRXB Exhaust Brake Kit – C40110 – Direct Mount 4 Inch Exhaust (Brake Only) Injector Kits and Parts it can be headed offProduct 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