Quickly and easily add style to your craft with this direct replacement for the stock, plastic exhaust tip. Made from billet aluminum with laser etched graphics. Anodized to prevent corrosion....

RIVA Racing's Kawasaki Ultra LX/STX-F Power Filter delivers improved acceleration and top speed by replacing the restrictive stock intake system. Power Filter feeds your engine with an increased volume of air via an oversized stainless steel, screen-type filter element that is certified to meet U.S....

RIVA High Performance Valve Kits are engineered to improve reliability and performance in high-boost supercharged & turbocharged engines. Intake valves are built from high grade EV-8 (24-4N) stainless that is extremely resistant to corrosion. Exhaust valves are built from inconel alloy (IN-751) that...

RIVA High Performance Valve Kits are engineered to improve reliability and performance in high-boost supercharged & turbocharged engines. Intake valves are built from high grade EV-8 (24-4N) stainless that is extremely resistant to corrosion. Exhaust valves are built from inconel alloy (IN-751) that...

RIVA High Performance Valve Kits are engineered to improve reliability and performance in high-boost supercharged & turbocharged engines. Intake valves are built from high grade EV-8 (24-4N) stainless that is extremely resistant to corrosion. Exhaust valves are built from inconel alloy (IN-751) that...

Introducing our all new Ride Plate for 2022+ Kawasaki Ultra 310 & 2023+ Ultra 160 models. We incorporated the race proven and championship winning design from our extensive line of ride plates to create the perfect balance of increased top speed (3+ mph) and improved handling no matter the condition...

Our Ultra 310 ‘K3’ Supercharger Pulley Kit produces +3 PSI over the OEM supercharger pulley delivering incredible horsepower and torque. The 101mm diameter main pulley is constructed of high strength billet aluminum and coated with a military spec material for improved belt wear and corrosion re...

Our Exhaust Race Plate allows easy removal of restrictive honeycomb element on Ultra 300 for competition use. OEM exhaust element is located inside exhaust manifold obstructing exhaust flow and producing excessive heat. Installation of Race Plate increases horsepower and reduces under-hood operating...

Delivers greatly improved acceleration and increased top speed by replacing the restrictive stock intake system. The Power Filter feeds your supercharger with an increased volume of air via a large 4” diameter intake duct and proprietary oversized, stainless-steel mesh filter element that is certi...

This SCOM effectively removes the speed limiter on both US and International models. The RIVA Speed Control Override Module removes the restrictive speed control function on Kawasaki Ultra 310 & 300 models delivering significant increases in top speed with stock ECU. Easy to install module delive...