Description

RS-4 exhaust systems illustrates the endless cycle of development. Working in conjunction with the factory teams has provided us with new ways to increase performance, lower sound levels and centralize mass. The end result is a product that gives you an unparalleled competitive advantage.

The Yoshimura RS-4 exhaust slip-on system for the Suzuki RM-Z450 combines innovative design with performance-enhancing features to deliver a competitive edge on the track. Designed in collaboration with factory teams, this system optimizes exhaust flow to boost power and improve throttle response while maintaining a refined sound profile. Its construction emphasizes durability, weight reduction, and precise fitment, making it an essential upgrade for serious riders seeking both performance and reliability. The system’s unique pentagonal-shaped muffler is engineered with maximized internal volume, ensuring efficient sound suppression and a deep, aggressive exhaust tone. Featuring a polyresonant duplex front chamber and a stepped, two-stage core baffle, this exhaust system enhances performance across a broad RPM range. The inclusion of a spark arrestor and sound insert compatibility allows customization to meet specific riding and legal requirements. Installing this slip-on system can improve horsepower and torque, providing noticeable acceleration gains while reducing weight compared to stock configurations. Crafted from high-quality materials, the RS-4 system maintains structural integrity and heat resistance, ensuring long-lasting performance under demanding conditions. Whether for competitive racing or trail riding, this exhaust upgrade helps riders maximize their machine’s potential with a focus on performance, sound, and durability.

Features:

• Pentagonal-shaped muffler designed for optimal performance and durability

• Maximized internal volume for improved exhaust flow and sound control

• Polyresonant duplex front chamber enhances power delivery

• Stepped, two-stage core baffle ensures balanced sound and performance

• Compatible with spark arrestor and sound insert for customization and legal compliance

Fitment:
Suzuki RM-Z4502018
Suzuki RM-Z4502019