The Fang turn signal light inserts fit straight into OEM bullet style turn signals and are a great way to add modern styling and class to your bike while also increasing visibility. Ciro has engineered the lenses to amplify light output for maximum brightness. A separate Load Equalizer is required for 2002 thru 2013 Sportster, 2000 thru 2010 Softail, 2009 thru 2011 Dyna and 2010 thru 2013 Touring. All lights are sold in sets of 2 for left and right.