{"product_id":"71856xkn","title":"71856XKN  Arrow X-Kone Slip-on Exhaust, Stainless Steel Dark Kawasaki Z900 A2  17-24 US models","description":"\u003cdiv\u003eX-Kone silencers were designed at first to be used in our Competition and Competition Full Titanium systems. The results ad appreciation these silencers got suggested to create a separate line of standard systems, using a new carbon endcap, designed to fit naked and sportbikes. \u003c\/div\u003e\n\u003cdiv\u003eThe internal structure of the silencer is in stainless steel, silencer body is in Nichrom (an alloy with stainless steel) with satin finish: depending on the bike X-Kone silencers can be fitted on the original silencers (as a slip on – with an adaptor) and\/or on the Arrow collectors (part of the full system) and they are secured to the frame by means of a mount welded on the upper side of the body. Noise damping is achieved by absorption: this enables to reduce the weight and the dimensions of the silencer: the weight of the silencer is about 2.2kg, typically 30\/40% less than the OE.\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eEven installing the slip on version only helps increasing performance, logically using the X-Kone silencer with Arrow collectors gives the best performance gain. Fitting an X-Kone is easy and fast and these systems do not require to change original settings of the ECU or to add a separate ECU module. \u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eArrow suggests to check CO levels once the exhaust is installed. X-Kone silencers are street legal with removable baffle.\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e","brand":"ARROW EXHAUSTS","offers":[{"title":"Default Title","offer_id":43664048095473,"sku":"71856xkn","price":532.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/7695\/9568\/files\/s-l1600_e5974bfe-b895-442b-93eb-c5bc593e1989.png?v=1771399487","url":"https:\/\/bills-exhausts.us\/it-it\/products\/71856xkn","provider":"Bill's Performance LLC","version":"1.0","type":"link"}