Cobra 4-inch 909 Twin Slip-On Mufflers for '17-Up Touring Models - Chrome 
These 4 inch high flow mufflers gives you the sound and look you would expect from a muffler at twice the price.
The 909-Twins feature a unique scalloped and smooth rolled outer tip that is matched with a scalloped inner tip for a custom look.
Cobra uses a 2.25 inch perforated baffle for a kick ass sound.
These mufflers carry our limited lifetime warranty as well.
Incredible styling, great sound, lifetime warranty and a super low price.