FMF Q4 HEX Muffler CRF450X 2019-2023 041578 1821-1952 Mini Factory 4.1 Slip-On Muffler Touchscreen compatible fingertip for use

Touchscreen compatible fingertip for use with touchscreen devices

Super-stable 360° adjustment in 6° steps

allowing quick and easy washing

7 / 11000 rpm + 2

Mild Steel Header system 1 ¾ in

FMF Q4 HEX Muffler CRF450X 2019-2023 041578 1821-1952 Mini Factory 4.1 Slip-On Muffler Touchscreen compatible fingertip for useThe Q4 employs intricate chambers, baffles and proprietary multistage packing material With the Q4 you dont need to hear the power, just feel the power! Less sound equals more ground Power gains throughout the entire rpm range Spark arrestor included Pounds lighter than stock Rugged design for off road endurance Made in the U. S. A.