Extra strong sheet steel Untreated surface Higher maximum power Higher speed Full sound Better power delivery Uncompromising race look Combination with FMF silencer recommended
Ignite your ride with the FMF FACTORY FATTY EXPANSION CHAMBER, the ultimate upgrade for serious riders who demand peak performance and a standout aesthetic from their dirt bikes. Experience the thrill of enhanced power and an unmistakable roar that sets you apart from the pack. Perfect for racers and enthusiasts alike, this expansion chamber is your ticket to not just keeping up, but leading the way!
Optimized Performance: Specifically designed to boost your bike's torque and throttle response for an exhilarating ride.
Durable Construction: Crafted from high-quality materials that withstand the rigors of any race or rugged terrain.
Technical Precision: Engineered with precision to fit seamlessly with various bike models, ensuring a perfect installation.
Enhanced Engine Efficiency: Helps in reducing the exhaust back pressure, which improves the overall efficiency of the engine.
Race-Ready Design: Not only performs well but also gives your bike a professional racer’s aesthetic that can't be ignored.
Compatibility Plus: While it pairs best with FMF silencers, it’s versatile enough to work with other systems, adapting to your needs.
Step up your game with the FMF FACTORY FATTY EXPANSION CHAMBER and transform your bike into a beast. It's not just an upgrade; it's a revolution for your riding experience!
⚠️ WARNING: This product can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
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