Classic Slip On Mufflers Feature:

• High-volume 4" diameter slip-ons provide substantial power increases, improved fuel economy and crisper throttle response
• All Classics provide the perfect sound from your Big Twin; not too loud, definitely not too quiet, and the baffles are removable
• Includes solid billet aluminum end caps (where noted) that are precision CNC machined, then highly polished and double nickel chrome plated
• Systems include all necessary hardware and mounting instructions for a hassle-free install
• Made in USA