ER RACING Velocity Stacks

Item Summary 4 piece design +6 hp in the mid-range +2 hp on the top end Billet Aluminum Increbible gains Developed and tested in world supersport and wolrd superbike Used extensively in World Supersport Championship About the Product The Honda CBR600RR 07-11 velocity stacks are designed to increase horsepower in the mid range. With the OEM ecu there is a power dip in the mid RPM range slowing down riders in corner exits. The ER Racing velocity stacks smooth out the power band in the mid-range resulting in a 6 hp gain over stock. The velocity stacks also add 2hp to the top of your rev range. Used extensively in World Supersport Championship in Europe Yes they are expensive, but if you are looking for HP, this is cheap once you have done your exhaust and other mods. Best Bang for the BUCK!. We have sold dozens of these, and always had very happy customers grinning from ear to ear!! Solid horse power gains, on tap!