SKU:357400

FMF Racing Factory Fatty Exhaust System - Part Number 025121

FMF Racing Factory Fatty Exhaust System - Part Number 025121

Regular price $263.99 USD
Sale price $263.99 USD Regular price
Sale Sold out
Shipping calculated at checkout.

The Factory Fatty is reminiscent of the “works” or cone pipe once used by Factory Teams. It shares many of the same characteristics with its’ craftsmanship and material quality. The Factory Fatty broadens and smoothes out the power curve while boosting gains throughout the entire power band, more low-end, more mid, and increased over-rev. No matter what type of riding you do, the Fatty has the benefits you’re looking for.


  • Lighter 20 gauge steel used for the body of the pipe.
  • 19 Gauge steel used for the header portion.
  • Includes O-rings on most models
  • Hand pounded seams for smooth flow transitions.
  • O-Rings Included

The FMF Racing Factory Fatty exhaust system, part number 025121, is engineered to deliver superior performance for motocross and off-road motorcycles. Crafted by FMF Racing, a trusted name in high-performance exhaust systems, this product enhances engine power and efficiency through optimized exhaust flow. Constructed from durable materials, the Factory Fatty is designed to withstand rigorous riding conditions while providing a significant boost in horsepower and torque.

The system features a lightweight design that reduces overall bike weight, improving handling and responsiveness on the trail or track. Its precise fitment ensures easy installation and compatibility with various motorcycle models. The Factory Fatty's expanded diameter and tuned length help increase exhaust flow, resulting in better throttle response and increased power across a broad RPM range. Additionally, the design aims to improve exhaust sound, giving riders a more aggressive and satisfying tone.

Whether you're a competitive racer or a recreational rider seeking reliable performance upgrades, the FMF Racing Factory Fatty is an excellent choice. It has been tested and proven to enhance performance without compromising durability or reliability, making it a popular upgrade among motorcycle enthusiasts. Invest in this high-quality exhaust system to unlock your motorcycle's full potential and enjoy a more exhilarating riding experience.

Features:

  • Optimized exhaust flow for increased horsepower and torque
  • Lightweight construction reduces overall bike weight
  • Durable materials withstand harsh riding conditions
  • Enhanced sound with a more aggressive tone
  • Easy installation with precise fitment for compatible models

Only 4 piece in stock!


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