MUFFLER PC4 YFZ450 04-09/12 Brake Drivetrain & Suspension the SM10 surpasses the new

the SM10 surpasses the new ECE 22

Inner (Ref 6)

5 Helmet and FREE Velocity 6

PEE WEE 80 83-06

EC300 00-07

MUFFLER PC4 YFZ450 04-09/12 Brake Drivetrain & Suspension the SM10 surpasses the newPowercore 4 Slip On Muffler FMF developed the PowerCore 4 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 endcaps 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 Muffler