Slip-Ons Represent The First Step In The Exhaust System Tuning Process, And They Offer A Great Balance Between Price And Performance. Change The Nature Of Your Bike By Adding More Power, Improved Performance, And The Unique Akrapovic Sound. Everything Packed In Stylishly Designed Slip-On Exhaust Systems. The Result Of Taking Design Very Seriously Is A Beautifully Crafted Exhaust System With A Titanium Muffler Outer Sleeve. Race-Proven Materials.Mandatory Heat Shield Should Be Ordered Separately. Use P-HST12SO3 For T120 Model And P-HST12SO4 For T100 Model.