PRXB Exhaust Brake Kit – C44075 – Direct Mount 4 Inch Exhaust " GM The EZ is the ultimate

The EZ is the ultimate performance upgrade for the driver that wants affordable adjustability

die-cast A380 aluminum

Dyno-Proven Gains up to +26 HP & +80 Lbs

Each plug features high-power Neodymium magnets which pull harmful ferrous particles out of your fluids before they have a chance to do damage

This is the perfect tool for those who want to monitor their vehicle's performance and prefer not to program their vehicle

PRXB Exhaust Brake Kit – C44075 – Direct Mount 4 Inch Exhaust " GM The EZ is the ultimateProduct 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