You could goto your local hardware store and pic up plastic plugs that pop in. Cost less less than a buck and sit flush for as clean of a look that you can get without replacing the stem
Knock off shorty levers, custom bar ends w/ bar end mirrors, dbl bubble screen and pillion cover. T-Rex frame sliders, 16 tooth front sprocket, Led headlight bulbs, rear pegs removed, ZX6 foot pegs and a custom wrap.
Race Fit Titanium Brawler, 2Wheel Dyno Works Reflash and AIS plugged.