fits model: Sx, Mxc, 125. make: Ktm. year: 2000–2004.

( Manufacturer Part Number: 50305079100 ), ( Part Type: Pipe Exhaust Header )
The KTM 50305079100 2003-04 125 SX/MXC/EXC FMF SST Exhaust Header Pipe and Expansion Chamber is a high-performance replacement part for KTM 125cc bikes. This exhaust system is designed to enhance the power and torque of your bike, providing a more responsive and thrilling riding experience.
The FMF SST (Sleeved Stainless Steel) Exhaust System is made from premium stainless steel, ensuring durability and resistance to corrosion. The header pipe is constructed with a mandrel bend, ensuring a smooth and optimal exhaust flow, which results in improved engine performance.
The expansion chamber is a critical component of the exhaust system, as it allows the gases to expand and contract without causing damage to the system. The FMF SST expansion chamber is designed to maximize exhaust flow and efficiency, resulting in increased power and torque.
This exhaust system also features a removable baffle, allowing riders to adjust the sound and performance characteristics of their bike. The baffle can be removed for a louder, more aggressive sound, or left in place for a quieter, more street-legal exhaust note.
Installing the FMF SST Exhaust System on your KTM 125cc bike is a straightforward process, and the system comes with all necessary mounting hardware. The system is also designed to fit the KTM 125 SX, MXC, and EXC models from 2003 to 2004, ensuring a perfect fit for your bike.
In summary, the KTM 50305079100 2003-04 125 SX/MXC/EXC FMF SST Exhaust Header Pipe and Expansion Chamber is a high-quality replacement part that can significantly improve the performance and sound of your KTM 125cc bike. With its premium stainless steel construction, mandrel-bent header pipe, and adjustable baffle, this exhaust system is a great choice for riders looking to take their KTM to the next level.
Pros of buying KTM 50305079100 2003-04 125 SX MXC EXC FMF SST Exhaust Header Pipe Expansion Chamber:1. Improved Performance: The FMF exhaust system is known for its efficiency, which can help improve the engine's performance by reducing back pressure and allowing for better exhaust flow.
2. Enhanced Sound: The FMF exhaust system is also known for its distinctive sound, which can add a sporty and aggressive tone to the bike's exhaust note.
3. Durability: FMF exhaust systems are made from high-quality materials and are designed to withstand the rigors of off-road riding.
4. Compatibility: This exhaust system is specifically designed for the KTM 125 SX MXC EXC, so it should fit perfectly and require no modifications.
Cons of buying KTM 50305079100 2003-04 125 SX MXC EXC FMF SST Exhaust Header Pipe Expansion Chamber:1. Cost: Exhaust systems, especially those with high-quality materials like FMF, can be quite expensive.
2. Noise Regulations: Depending on your location, the loud exhaust note may not be legal on public roads.
3. Installation: While the exhaust system should fit perfectly, installation can be a complex process and may require professional assistance.
Conclusion: If you're looking to improve the performance and sound of your KTM 125 SX MXC EXC, the FMF SST exhaust system is a great option. However, it's important to consider the cost and potential noise regulations before making a purchase. If you're comfortable with the cost and can ensure the exhaust system is legal in your area, it can be a worthwhile investment. If not, there may be other less expensive options that can still improve your bike's performance.
Recommendation: Before making a purchase, research the exhaust system thoroughly and consider speaking with a professional mechanic or KTM dealer to ensure it's the best fit for your needs. It's also a good idea to read reviews from other customers to get an idea of the product's quality and performance.
FMF SST pipe off a 2003 Ktm 125 good used condition no cracks or broken mounts does have few dents as seen in pictures but doesn't effect fitment.