Originally Posted by G37sHKS

Sure,

I bought the both pulleys and belt as well,

Installing them was rough but everything went smooth later, I definitely noticed that i gained power and torque once i took the car for a spin, great mod believe me..dont waste your money on light weight pulley that have stock size.. it wont do anything.. you "NEED" smaller size to let the magic of light weight pulley works..

I'm very happy with the purchase and i would buy it again with no doubt.