Best horsepower gain per dollar for the 2018-Up Arctic Cat 800 HO! This budget bolt-on performer kit includes our stage 2 clutch kit, VForce Reeds,& our High Flow Manifold. Our industry leading performance manifold adds great horsepower and torque, and we drastically increase airflow with the VForce Reeds. All said and done you experience a 5-6 horsepower gain with ridiculous mid-range power and killer throttle response... Show them what's up without spending the big bucks!!!