Grade-2 aerospace quality seamless titanium CNC mandrel-bent oversized Tapered headpipes and tailpipes and our exclusive TRS tri-oval canister The canister features a 2-pipe style endcap with a removable, USFS approved screen-type spark arrestor Allows for decreased sound levels while providing instant snap of idle, improved torque and over-rev under hard acceleration and improved structural rigidity Pro Series Slip-Ons with an RS-3 oval canister are available for the Honda CRF450R and the Yamaha YZ450F Typical full system weight is just over 4 pounds This product can be used with Yamaha YZ250F S 2003 Yamaha YZ250F A 2003