Fatty Exhaust Pipe 19-23 GasGas Husqvarna KTM 125 MC TC SX XC 150 - FMF 025238

The FMF Racing Fatty 025238 exhaust pipe leverages over 35 years of championship-winning experience to deliver optimised power for two-stroke motorcycles. Designed to broaden and smooth the power curve, the Fatty enhances low-end torque, mid-range responsiveness, and over-rev capability, making it a versatile choice for riders seeking performance improvement across all types of off-road terrain. Precision-crafted from carbon steel with a resilient nickel-plated finish, this pipe exemplifies durability and a perfect fit, backed by FMF’s proprietary Tru-Flo stamping process.

Features

• Expanded and smoothed power curve for increased tractability and throttle control


• Power gains delivered across the entire power band: low, mid, and over-rev


• Carbon steel construction with a nickel-plated finish for superior durability


• Tru-Flo stamping process ensures optimum performance and precise fitment


• Compatible with both FMF and OEM silencers (unless otherwise specified)


• FMF’s most popular 2-stroke pipe design


• Includes O-rings for easy and secure installation

Specifications

• Item ID: 025238


• Type: Pipe


• Carb Warning: No


• 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)