MUFFLER PC4 YZ450F/YZ250F O Frame Super-M Injector is ideally suited

Super-M Injector is ideally suited for oil injection systems with pump or race gasoline in virtually all high performance and racing 2-cycle engines

Built specifically for kids

(MPN): 110724

Side Panels - White - 8603800003

MUFFLER PC4 YZ450F/YZ250F O Frame Super-M Injector is ideally suitedPowercore 4 Slip On Muffler Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding Aluminum construction and stainless steel Hi Flo end caps make for the perfect balance of performance and strength Removable spark arrestor included NOTE: Will not pass 2025 FIM sound regulation Specification Type: Slip On End Cap Style: Conical