{"product_id":"yoshimura-yamaha-wr450f-12-15-rs-4-stainless-full-exhaust-w-aluminum-muffler","title":"Yoshimura Yamaha Wr450F 12-15 RS-4 Stainless Full Exhaust, W\/ Aluminium Muffler","description":"RS-4 STAINLESS FULL EXHAUST, W\/ ALUMINUM MUFFLER\u003cbr\u003e\u003cbr\u003eThe RS-4 offers a unique design that provides an unrivaled combination of power and a quiet exhaust note.\u003cbr\u003e\u003cbr\u003eThe work that went into developing the RS-4 muffler has paid big dividends in Off-road Racing; winning multiple Supercross and Motocross titles since it's inception. We've developed the current generation RS-4 based on that research \u0026amp; development, and the result is a unique design that provides an unrivaled combination of power and quiet exhaust tone. The RS-4 features a Polyresonant duplex chamber and two-staged stepped baffle for increased performance, while a carbon cone end cap finishes off its innovative styling.\u003cbr\u003e\u003cbr\u003ePentagonal-shaped sleeve\u003cbr\u003eFront muffler cap functions as a polyresonant chamber which helps reduce noise\u003cbr\u003eTwo-stage stepped baffle\u003cbr\u003eTurn-out carbon fiber end-cap\u003cbr\u003eStainless steel header and tail-pipe\u003cbr\u003e\u003cbr\u003eYamaha WR450F 2012-2015","brand":"Yoshimura","offers":[{"title":"Default Title","offer_id":41931777245251,"sku":"R0035355","price":1999.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3347\/8723\/files\/amx-yo-234700d320_ih1p71.jpg?v=1776768147","url":"https:\/\/checkout.amxsuperstores.com.au\/products\/yoshimura-yamaha-wr450f-12-15-rs-4-stainless-full-exhaust-w-aluminum-muffler","provider":"AMX Superstores","version":"1.0","type":"link"}