Factory Fatty Exhaust Pipe 19-23 GasGas Husqvarna KTM 125 MC TC SX XC 150 - FMF 025239

The FMF Racing Factory Fatty 025239 brings premium craftsmanship and material quality inherited from classic “works” or cone pipes. Designed to enhance performance for serious riders, this exhaust broadens and smooths the engine’s power curve, delivering substantial power gains across the entire rev range. Optimised for both low and mid-range power, as well as improved over-rev, the Factory Fatty delivers versatile benefits for various riding styles.

Features

• Light 20-gauge steel body ensures reduced weight and greater agility


• Durable 19-gauge steel header for enhanced strength in high-stress areas


• Includes O-rings for reliable sealing on most models


• Hand-pounded seams promote smoother flow transitions and optimal exhaust performance


• Boosts low-end, mid-range, and top-end power


• Item ID: 025239


• Product type: Pipes


• Carb warning: No


• Weight: 3.0 lbs

Specifications

• Body material: 20-gauge steel


• Header material: 19-gauge steel


• O-rings: Included (on most models)


• Weight: 3.0 lbs

Vehicle Fitment

GAS GAS

• MC 125 (2021–2023)

HUSQVARNA

• TC 125 (2019–2022)

KTM

• 125 SX (2019–2022)


• 125 XC (2022)


• 150 SX (2019–2022)