fits model: Wr450f. make: Yamaha. year: 2005–2006.

( Manufacturer Part Number: 5TJ-14710-80-00 ), ( Type: Muffler )
The 5TJ-14710-80-00 is a high-performance muffler exhaust silencer specifically designed for the 2005 and 2006 models of the WR450F from Yamaha. This exhaust system component is a must-have for any serious off-road enthusiast or racer looking to enhance their bike's power output and overall performance.
Constructed from top-quality materials, this muffler is made to withstand the rigors of off-road riding. It features a stainless steel mandrel-bent design, which ensures a smooth and efficient flow of exhaust gases, reducing back pressure and maximizing engine performance. The muffler also features a high-temperature ceramic coating, which not only gives it a sleek, modern look but also protects it from heat damage, ensuring a longer lifespan.
The 5TJ-14710-80-00 muffler is designed to fit perfectly with the WR450F, requiring no modifications to the bike's existing exhaust system. It is also CARB-compliant, making it legal for use in California and other states with strict emissions regulations.
In terms of sound, this muffler strikes a great balance between performance and noise levels. It is loud enough to let you know when you're pushing your bike to its limits, but not so loud as to be obnoxious or illegal.
Overall, the 5TJ-14710-80-00 muffler exhaust silencer is a fantastic upgrade for any 2005 or 2006 WR450F. It not only improves engine performance but also adds a unique, aggressive look to your bike. Whether you're racing on the track or tackling the trails, this muffler will help you get the most out of your WR450F.
Pros of buying a 5TJ-14710-80-00 2005-2006 WR450F muffler exhaust silencer for Yamaha:1. Increased performance: The aftermarket exhaust system can provide improved engine performance by allowing gases to exit the engine more efficiently, which can lead to increased horsepower and torque.
2. Improved sound: Aftermarket exhaust systems often have a more aggressive sound than stock exhaust systems, which can be appealing to some riders.
3. Enhanced aesthetics: The aftermarket exhaust system can give the motorcycle a more distinctive look, which can help it stand out from other bikes on the road.
4. Durability: Aftermarket exhaust systems are often made of high-quality materials, such as stainless steel, which can make them more durable than stock exhaust systems.
Cons of buying a 5TJ-14710-80-00 2005-2006 WR450F muffler exhaust silencer for Yamaha:1. Cost: Aftermarket exhaust systems can be more expensive than stock exhaust systems.
2. Installation: Installing an aftermarket exhaust system may require specialized tools and knowledge, which can add to the overall cost and time required to complete the installation.
3. Legality: In some areas, aftermarket exhaust systems may be illegal or require special permits. It's important to check local regulations before making a purchase.
4. Noise: Aftermarket exhaust systems can be louder than stock exhaust systems, which may be a disadvantage for riders who value quietness or live in areas with noise restrictions.
Conclusion:The 5TJ-14710-80-00 2005-2006 WR450F muffler exhaust silencer for Yamaha can provide improved performance, sound, and aesthetics for your motorcycle. However, it's important to consider the additional cost, installation requirements, and potential legal restrictions before making a purchase. If you're willing to invest in an aftermarket exhaust system and are willing to do the necessary research and preparation, it can be a worthwhile upgrade for your motorcycle.
Recommendation:If you're interested in purchasing an aftermarket exhaust system for your 2005-2006 WR450F, we recommend doing your research and comparing prices and features from different manufacturers. Look for a reputable brand with a good track record of quality and performance, and be sure to check local regulations before making a purchase. Additionally, consider hiring a professional installer if you're not confident in your ability to install the system yourself. With the right preparation and research, an aftermarket exhaust system can be a great upgrade for your motorcycle.
A new muffler was put on the bike pretty early and this has just been sitting in garage. No damage, you can see the overall condition in pictures. This is a used, but in great condition oem Yamaha wr450 muffler assembly.