The Victory Series HD Pulley System is the stronger, wider, heavier duty version of our premier Victory Series pulley systems. Like our Victory Series, it offers more standard equipment and options than other systems, comes with the highest quality aftermarket and OEM components available and is available in four finishes. In addition to that, the Victory Series HD Pulley System features a heavy-duty tensioner, extra bracketing and is engineered for 500+ horsepower LS street engines making it the next level in serpentine pulley systems.