Rinehart 4 1/2 Hp45Xl Full Length Slip-Ons For Harley Touring A striking, bold addition to the Rinehart Racing catalog of performance products, the Hp45Xl brings a fresh style and finish paired with race-inspired performance and power you've come to expect from Rinehart. Mufflers provide free-flowing exhaust while maintaining the perfect amount of back pressure, unlocking both horsepower and torque. Contrasting end caps are color-matched to pair perfectly with paints used by Harley Davidson on ST and Anniversary Touring models. Similar in many ways to the 4.5 Hp45 Mufflers from Rinehart, Hp45Xl Slip-On Mufflers feature a longer silencer body that extends the end caps beyond the back of bike - as shown in product images. Features: Extended length slip-on performance muffler 4.5 muffler body diameter Works with factory head pipes Constructed with Rinehart DBX performance baffles Race caliber performance and awesome sound Chrome/Black and Chrome/Bourbon models feature PVD finished end caps End caps accents are color-matched to OEM HD paint used on Fltrxst Road Glide ST and Anniversary models Midnight Edition is a perfect match to your ST Touring bike Iconic Rinehart rumble included