fits model: Yz125s. make: Yamaha. year: 1986.

( Brand: Pro Circuit ), ( Manufacturer Part Number: PY86125 ), ( Part Type: Pipe Exhaust Work )
The 2-stroke Pro Circuit Exhaust Pipe for Yamaha YZ125S 1986 (Py86125) is a high-performance aftermarket exhaust system designed specifically for the 1986 model YZ125S. This exhaust pipe is a direct replacement for the original exhaust system and is engineered to enhance the engine's performance and power output.
The Py86125 exhaust pipe features a 2-into-1 design, which reduces backpressure and increases exhaust flow, resulting in improved engine efficiency and increased horsepower. The pipe is constructed from high-quality stainless steel, ensuring durability and resistance to corrosion and heat damage. The pipe's mandrel bending process maintains a smooth internal diameter, reducing turbulence and further improving exhaust flow.
The exhaust pipe is also equipped with a Pro Circuit muffler, which is designed to reduce noise while still allowing the engine to breathe. The muffler's internal design utilizes a series of baffles and chambers to create a sound wave cancellation effect, resulting in a quieter exhaust note without sacrificing performance.
The Py86125 exhaust pipe is also equipped with a high-quality stainless steel header and collector, which further enhances exhaust flow and performance. The header and collector are designed to fit the YZ125S engine perfectly, ensuring a precise fit and easy installation.
In summary, the 2-stroke Pro Circuit Exhaust Pipe for Yamaha YZ125S 1986 (Py86125) is a high-performance aftermarket exhaust system that is designed to enhance the engine's performance and power output. The pipe's 2-into-1 design, mandrel bending, and stainless steel construction ensure improved exhaust flow, durability, and resistance to heat damage. The muffler and high-quality header and collector further enhance performance and reduce noise. This exhaust pipe is a great investment for any YZ125S 1986 owner looking to improve their bike's performance and sound.
Pros of buying a 2-stroke Pro Circuit exhaust pipe for a 1986 Yamaha YZ125S (Py86125):1. Improved engine performance: The Pro Circuit exhaust pipe is designed to increase power and torque, providing a better riding experience.
2. Lightweight: The exhaust pipe is made of high-quality materials, making it lightweight and reducing the overall weight of the bike.
3. Durable: Pro Circuit products are known for their durability and reliability, which can help reduce maintenance costs over time.
4. Increased fuel efficiency: The exhaust pipe can help improve fuel efficiency, allowing riders to go further between refills.
5. Enhanced sound: The exhaust pipe has a unique sound that can give your bike a more aggressive and powerful tone.
Cons of buying a 2-stroke Pro Circuit exhaust pipe for a 1986 Yamaha YZ125S (Py86125):1. High cost: Pro Circuit exhaust pipes can be expensive compared to other exhaust options.
2. May require additional modifications: Depending on the current exhaust system on your bike, you may need to make additional modifications to install the Pro Circuit exhaust pipe.
3. May not be necessary: If you are satisfied with the performance of your current exhaust system, it may not be necessary to upgrade to a Pro Circuit exhaust pipe.
4. Potential negative impact on emissions: Some exhaust modifications can increase emissions, which may be a concern for riders who are concerned about environmental impact.
Conclusion:If you are looking to improve the performance of your 1986 Yamaha YZ125S and are willing to invest in a high-quality exhaust system, the Pro Circuit exhaust pipe could be a good option for you. However, it is important to consider the potential high cost and the need for additional modifications. If you are satisfied with your current exhaust system and do not need an upgrade, it may not be necessary to invest in a Pro Circuit exhaust pipe.
Recommendation:If you are considering purchasing a 2-stroke Pro Circuit exhaust pipe for your 1986 Yamaha YZ125S, we recommend doing your research and comparing prices from different retailers to ensure you are getting the best deal. Additionally, make sure to consider the potential need for additional modifications and the impact on emissions before making a final decision.
The original Pro Circuit works pipe offers unparalleled performance and power for every two stroke application.
Increased horsepower and torque gains will quickly be noticed across the entire rpm range. Yamaha YZ125S 1986 4. The unplaced, oiled metal finish requires some maintenance, but really gives your bike that works look.
Stamped ADC aluminum killed drawing quality high carbon steel construction hand welded and pounded seams reinforced mounting brackets stinger note: image for reference only. Shipping available to USA only.
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