With a high-performance intake manifold and free-flowing K&N filter assembly, Mikuni’s ultimate performance package has more top-end power and crisper throttle response. Each kit includes a 42mm or 45mm carburetor, manifold, air filter assembly, chrome air cleaner cover, hardware and detailed installation instructions and a tuning manual. These kits include a crankcase breather kit and utilize your stock throttle and idle cables.