FMF Power Core IV S/A Silencer - Fits: Suzuki RMZ250 2004-2006 Aftermarket silencer for your 4 stroke and Comes with USFS approved spark arrestor installed Increase in horsepower and torque over stock and Durable stainless steel end cap and mid pipe Lightweight aluminum oval canister and Lower weight compared to stock exhaust Easily disassembled for maintenance and Advanced packing material extends life Optional 96dB quiet insert available and Champagne color anodized canister