Factory 4.1 4-Stroke Exhaust System: Unleash Your Bike's True Potential
The Factory 4.1 4-Stroke Exhaust System is the ultimate upgrade for your motorcycle, designed to enhance performance and sound. With a blend of advanced engineering and high-quality materials, this exhaust system not only boosts horsepower but also provides a deeper, more aggressive tone that riders crave. Enjoy a seamless installation and a noticeable difference in your ride every time you hit the throttle.
Elevate Your Performance
Say goodbye to mediocre performance. The Factory 4.1 system is designed to maximize horsepower gains throughout the RPM range, ensuring you get the most out of your motorcycle. Experience improved throttle response and acceleration that will make every ride exhilarating.
Durable Construction for Long-Lasting Use
Crafted from titanium with a robust stainless steel mid-pipe, this exhaust system is built to withstand the rigors of high-performance riding. The lightweight design not only contributes to overall performance but also allows for easier handling and maneuverability on the road.
Innovative Engineering for the Modern Rider
With a patent-pending design, the Factory 4.1 exhaust system incorporates a stainless steel Powerbomb header that enhances exhaust flow and reduces back pressure. This innovative approach means you get not just power, but efficiency too, making it a smart choice for any rider.
Customizable Sound Levels
Enjoy the freedom to choose your sound with the optional quiet insert that reduces noise by a few decibels. Whether you want to make your presence known or keep it subtle, this exhaust system gives you the versatility to match your riding style.
Specifications
| Parameter | Value |
|---|---|
| Horsepower Gain | Throughout the RPM range |
| Header Material | Stainless Steel Powerbomb |
| Construction Material | Titanium with Stainless Steel Mid-Pipe |
| Engineering Design | Advanced and Patent Pending |
| Optional Features | Quiet Insert (-3db) and Spark Arrestor |
| Maintenance | Easy to Repack |
This product has variations; for more detailed information, ensure you have selected the correct variation.
FAQ
Will this exhaust system fit my bike?
The Factory 4.1 Exhaust System is designed to fit a variety of models. Please check compatibility with your specific motorcycle make and model.
Is the exhaust louder than stock?
Yes, the Factory 4.1 system offers a more aggressive sound compared to stock systems. However, the optional quiet insert allows you to adjust the volume to your preference.
Fitment:
| Brand | Year | Model |
|---|---|---|
| Yamaha | 2004 | YFZ450 |
| Yamaha | 2005 | YFZ450 |
| Yamaha | 2006 | YFM700R Raptor |
| Yamaha | 2006 | YFZ450 |
| Yamaha | 2007 | YFM700R Raptor |
| Yamaha | 2007 | YFZ450 |
| Yamaha | 2008 | YFM700R Raptor |
| Yamaha | 2009 | YFM700R Raptor |
| Yamaha | 2010 | YFM700R Raptor |
| Yamaha | 2011 | YFM700R Raptor |
| Yamaha | 2012 | YFM700R Raptor |
| Yamaha | 2013 | YFM700 Raptor |
| Yamaha | 2013 | YFM700R Raptor |
| Yamaha | 2014 | YFM700 Raptor |
| Yamaha | 2014 | YFM700R Raptor |
| Yamaha | 2015 | YFM700 Raptor |
| Yamaha | 2015 | YFM700R Raptor |
| Yamaha | 2016 | YFM700 Raptor |
| Yamaha | 2016 | YFM700R Raptor |
| Yamaha | 2017 | YFM700 Raptor |
| Yamaha | 2017 | YFM700R Raptor |
| Yamaha | 2018 | YFM700 Raptor |
| Yamaha | 2018 | YFM700R Raptor |












