Yoshimura RS-4 Exhaust Slip-On for Honda CRF300L Series

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 offers a performance-driven upgrade for Honda CRF300L models from 2021 to 2024. Designed in collaboration with factory teams, this exhaust system enhances your motorcycle's power output while maintaining a refined sound profile. Crafted from durable stainless steel, the RS-4 features a sleek, slip-on design that simplifies installation and provides an immediate performance boost. Its innovative internal construction, including a polyresonant duplex front chamber and stepped, two-stage core baffle, optimizes exhaust flow and improves throttle response for a more dynamic riding experience. The pentagonal-shaped muffler not only contributes to the system's aggressive aesthetic but also maximizes internal volume for effective sound attenuation and performance gains. This system is compatible with spark arrestors and sound inserts, allowing customization based on riding preferences and local regulations. Whether you're riding on street or trail, the Yoshimura RS-4 exhaust delivers a perfect balance of performance, durability, and sound quality that gives you a competitive edge on any terrain.

Features:

• Pentagonal-shaped muffler: Provides an aggressive look and optimized flow characteristics.

• Maximized internal volume: Enhances performance and sound attenuation.

• Polyresonant duplex front chamber: Improves exhaust flow and reduces noise.

• Stepped, two-stage core baffle: Delivers improved sound control and performance.

• Spark Arrestor/Sound Insert Compatible: Allows customization for sound levels and safety regulations.

Product Type: Exhaust
Purpose: Street
Exhaust Type: Slip-On Muffler
Finish: Stainless Steel
Segment: Street
Division: Exhaust
Class: Mufflers, Pipes, & Systems
Sub Class: Mufflers, Silencers, Slip Ons

FITMENT:
2021 Honda CRF300L
2021 Honda CRF300L Rally
2022 Honda CRF300L
2022 Honda CRF300L Rally
2023 Honda CRF300L
2023 Honda CRF300L Rally
2024 Honda CRF300L
2024 Honda CRF300L Rally