{"product_id":"yoshimura-rs-4-slip-on-exhaust-for-kawasaki-kx450f-and-kx450x-2019-2023-works-edition","title":"Yoshimura RS-4 Slip-On Exhaust for Kawasaki KX450F and KX450X (2019-2023) - Works Edition","description":"\u003cp\u003eRS-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.\n\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eThe Yoshimura RS-4 Slip-On Exhaust for Kawasaki KX450F and KX450X (2019-2023) offers a premium upgrade for motocross enthusiasts seeking enhanced performance and sound management. Designed with input from factory teams, this exhaust system emphasizes increased power, reduced noise levels, and improved mass centralization to give riders a competitive edge. Its innovative construction features a pentagonal-shaped muffler that optimizes internal volume and flow, contributing to better throttle response and overall engine efficiency. The exhaust incorporates a polyresonant duplex front chamber and a stepped, two-stage core baffle for superior sound tuning and performance tuning, ensuring a balanced blend of aggressive sound and compliance with noise regulations. The system is compatible with spark arrestors and sound inserts, making it adaptable to various racing environments and personal preferences. Crafted with precision, the Yoshimura RS-4 exhaust is engineered to maximize performance gains while maintaining durability for off-road conditions. Whether you're racing or trail riding, this slip-on exhaust enhances your KX450F or KX450X's capabilities and provides a noticeable improvement in acceleration and power delivery. Easy to install, it is an ideal upgrade for riders looking to elevate their bike's performance with a trusted brand known for quality and innovation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePentagonal-shaped muffler for optimized flow and sound tuning\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaximized internal volume to improve engine response\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePolyresonant duplex front chamber for enhanced performance\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eStepped, two-stage core baffle for precise sound and performance control\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eCompatible with spark arrestor and sound insert accessories\u003c\/li\u003e\u003c\/ul\u003e\n\n\u003cp\u003eFitment:\n\u003cbr\u003eKawasaki KX450F  2019\n\u003cbr\u003eKawasaki KX450F  2020\n\u003cbr\u003eKawasaki KX450F  2021\n\u003cbr\u003eKawasaki KX450F  2022\n\u003cbr\u003eKawasaki KX450F  2023\n\u003cbr\u003eKawasaki KX450X  2021\n\u003cbr\u003eKawasaki KX450X  2022\n\u003cbr\u003eKawasaki KX450X  2023\u003c\/p\u003e","brand":"YOSHIMURA","offers":[{"title":"Default Title","offer_id":45960739651781,"sku":"961-3413","price":601.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0253\/7891\/4355\/files\/0c51-5cc73125f1723.jpg?v=1773475759","url":"https:\/\/btqllc.com\/products\/yoshimura-rs-4-slip-on-exhaust-for-kawasaki-kx450f-and-kx450x-2019-2023-works-edition","provider":"Bikes Trikes and Quads LLC","version":"1.0","type":"link"}