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FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.
The FMF Fatty Pipe is the most widely used expansion chamber in the world, and for good reason. Designed specifically for the 2000-2004 Yamaha YZ125, this pipe is engineered to provide a smooth, broad powerband that improves performance from the bottom all the way to the top. If you are looking for a noticeable increase in power without sacrificing rideability, the Fatty is the gold standard.
The Fatty Pipe is designed to be the perfect all-around upgrade. Whether you are riding tight woods, open tracks, or anything in between, the Fatty provides the extra grunt needed to clear obstacles and the over-rev needed for long straights. Its rugged construction ensures it can handle the abuse of off-road riding while maintaining its performance characteristics over time. Upgrade your Yamaha YZ125 today and experience the difference that a world-class expansion chamber can make. Find all your performance engine parts and exhaust systems at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2000-2004 | Yamaha | YZ125 | Base |
Other popular FMF Racing products customers consider together:
FMF Racing engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full FMF Racing lineup with fast shipping and expert fitment support — order with confidence.
The FMF Fatty Pipe is the most widely used expansion chamber in the world, and for good reason. Designed specifically for the 2000-2004 Yamaha YZ125, this pipe is engineered to provide a smooth, broad powerband that improves performance from the bottom all the way to the top. If you are looking for a noticeable increase in power without sacrificing rideability, the Fatty is the gold standard.
The Fatty Pipe is designed to be the perfect all-around upgrade. Whether you are riding tight woods, open tracks, or anything in between, the Fatty provides the extra grunt needed to clear obstacles and the over-rev needed for long straights. Its rugged construction ensures it can handle the abuse of off-road riding while maintaining its performance characteristics over time. Upgrade your Yamaha YZ125 today and experience the difference that a world-class expansion chamber can make. Find all your performance engine parts and exhaust systems at GGCRACING.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2000-2004 | Yamaha | YZ125 | Base |
Other popular FMF Racing products customers consider together:
