MUFFLER Q4 SA YZ/WR450 Screen Insert Industry-leading Five-year warranty

Industry-leading Five-year warranty

KLF400 Bayou 93-99

fully floating kneecap reinforcement for great fit

Triple layer foam with embossed nose recess for unrestricted breathing

MUFFLER Q4 SA YZ/WR450 Screen Insert Industry-leading Five-year warrantyQ4 Slip On Muffler The Q series features advanced engineering to precisely locate baffles and chambers to absorb sound Less mass to enhance power to weight ratio Quiet power with minimal sacrifice for performance Developed over years of championship off road racing Twin stage core design for lower sound output and extended life of packing material Comes standard with spark arrestor NOTE: Will not pass 2025 FIM sound regulation Specification Model: Q4