Factory Fatty Exhaust Pipe 05-22 Yamaha YZ 125 X - FMF 024052

The FMF Racing Factory Fatty 024052 is engineered for riders demanding peak performance and craftsmanship. Emulating classic “works” or cone pipes popular with factory teams, this exhaust enhances power across the entire rev range, delivering notable improvements in low-end torque, midrange strength, and over-rev. Precision-formed from lightweight steel and finished with hand-pounded seams, the Factory Fatty ensures smooth gas flow for consistent gains, making it a top choice for various riding styles.

Features

• Lightweight 20-gauge steel body for reduced weight
• Durable 19-gauge steel header section
• Smooth performance curve with enhanced low-end, mid, and over-rev
• Hand-crafted seams ensure optimal gas flow
• Supplied with O-rings for most models
• Superior material quality reminiscent of factory race pipes

Specifications

• Item ID: 024052
• Type: Pipes
• Weight: 3.5 lbs
• Carb Warning: No

Vehicle Fitment

Yamaha

• YZ125 (2005–2021)
• YZ125X (2020–2022)