FMF Q4 Hex Slip-On Muffler KX250F/X 2021-2023 042393 1821-2039 Stella CR-X Drystar Shoes they are developed on the

they are developed on the dyno using specific dimensions for each model with the aim of improving torque and maximum power

Tighter tolerance for improved performance over original equipment parts

style and price Class-leading power Expanded end and rolled tips Same construction and sound as the Cobra short RPT systems Available in chrome Made in the U

Multi-fabric shell construction with mesh panels on chest and sleeves for improved cooling performance

Fairing Modifications Required

FMF Q4 Hex Slip-On Muffler KX250F/X 2021-2023 042393 1821-2039 Stella CR-X Drystar Shoes they are developed on theLess sound equals more ground Meets FIM World Enduro sound regulations 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.