Yoshimura Signature RS 2 Full System Exhaust for Arctic Cat DVX, Kawasaki KFX 400, Suzuki Lt-Z400

Yoshimura has been working extensively with OE’s and factory racing teams to develop racing-oriented parts that can also benefit the weekend warrior. Because we take racing seriously, we have utilized the most technologically advanced equipment available. Through the use of high-tech data acquisition and GPS tracking technology, similar to those used in Formula One racing, we’ve developed the best-performing products in the industry. With additional input from our racers, we have tuned everything from intakes to exhausts, and engines to engine management systems. Yoshimura is proud to play a role in the continuing development of UTV performance and racing.

The Yoshimura Signature RS 2 Full System Exhaust is engineered to enhance performance and sound for select ATV models including Arctic Cat DVX, Kawasaki KFX 400, and Suzuki Lt-Z400. Built with racing technology and precision craftsmanship, this exhaust system is designed to maximize power output while maintaining a durable and reliable construction. The system features a diamond-shape muffler that not only delivers an aggressive look but also optimizes internal flow for improved exhaust efficiency. Its maximized internal volume ensures enhanced sound quality and performance, making it suitable for both racing enthusiasts and weekend riders. The straight, single core baffle design reduces backpressure and contributes to increased horsepower and torque, delivering noticeable performance gains across your ATV’s power band. The exhaust system is compatible with spark arrestor and sound insert modifications, allowing for versatile use in different riding environments.
Developed with input from top racers and utilizing advanced data acquisition and GPS tracking technology, similar to those used in Formula One racing, Yoshimura ensures each product offers industry-leading performance. Extensive testing and tuning on various ATV models have resulted in a system that improves throttle response, acceleration, and overall efficiency. Whether you're upgrading for competitive racing or enhancing your ATV’s sound and power for recreational riding, the Signature RS 2 exhaust provides a significant upgrade. Its robust construction guarantees longevity and consistent performance, making it a trusted choice among ATV enthusiasts who demand the best.
Designed to fit a range of models from 2003 to 2008, this exhaust system offers a seamless installation process and is built with quality materials that withstand the harsh conditions of off-road terrain. With its sleek appearance and high-performance features, the Yoshimura Signature RS 2 Full System Exhaust is an essential upgrade for riders seeking to unlock their ATV’s full potential and enjoy a more exhilarating riding experience.

Features:

• Diamond-shape muffler for aggressive styling and optimized exhaust flow

• Maximized internal volume to enhance sound and performance

• Straight, single core baffle for reduced backpressure and increased horsepower

• Spark Arrestor / Sound Insert Compatible for versatile riding environments

Fitment:
Arctic Cat 400 DVX 2004
Arctic Cat 400 DVX 2005
Arctic Cat 400 DVX 2006
Arctic Cat 400 DVX 2007
Arctic Cat 400 DVX 2008
Kawasaki KFX 400 2003
Kawasaki KFX 400 2004
Kawasaki KFX 400 2005
Kawasaki KFX 400 2006
Suzuki Lt-Z400 QuadSport Z 2003
Suzuki Lt-Z400 QuadSport Z 2004
Suzuki Lt-Z400 QuadSport Z 2005
Suzuki Lt-Z400 QuadSport Z 2006
Suzuki Lt-Z400 QuadSport Z 2007
Suzuki Lt-Z400 QuadSport Z 2008
Suzuki Lt-Z400 QuadSport Z 2009
Suzuki Lt-Z400 QuadSport Z 2012
Suzuki Lt-Z400 QuadSport Z 2013
Suzuki Lt-Z400 QuadSport Z 2014