Gain an extra 12-15 hp and retain your factory idle and low-speed emissions with Skunk2's Tuner Series Stage 2 Camshafts, our premier line of high-performance camshafts for Honda's F20C/ F22C S2000 engines. Tuner Series Stage 2 Camshafts are designed to optimize horsepower and torque on engines featuring free-flowing intake and exhaust tracts, increased compression, and upgraded valvetrain and are the result of Skunk2's years' worth of drag racing and road racing efforts. No other line of high-performance camshafts even comes close to Skunk2's Tuner Series. Skunk2 camshafts deliver unparalleled power as a result of continual, extensive development and testing. By utilizing advanced manufacturing techniques and the latest computerized simulation and modeling equipment, Skunk2 camshafts are able to deliver maximum power across the entire powerband. Skunk2 designs and tests all of its camshafts in-house to ensure the highest quality and performance. Each camshaft is manufactured from high-strength, hollow, iron-alloy cores featuring cutting-edge profiles that emphasize an exceptional idle and low emissions. All Skunk2 camshafts are ground to exact specifications using state-of-the-art CNC cam grinding machines equipped with cubic-boron grinding wheels and feature hardened, wear-resistant lobes and surfaces.