{"product_id":"kustom-hawrdware-muffler-matt-4-stroke-re-pack-25x445x350mm-1kg","title":"Kustom Hawrdware Muffler Matt 4 Stroke Re-Pack - 25x445x350mm - 1kg","description":"\u003cp\u003eGeneral size recommendation for one muffler. It`s recommended that you change your muffler packing every 10-15 hours to maintain your mufflers peak performance. The more densely you pack the muffler – the longer it will last, better heat insulation, better performance. But will be slightly heavier and will attenuate sound levels less (increase sound). The less densely you pack the muffler – the shorter the life span, less heat insulation, less performance. But will be slightly lighter and will attenuate sound levels more (decrease sound).\u003c\/p\u003e","brand":"Kustom","offers":[{"title":"Default Title","offer_id":48240895918295,"sku":"17-MF5-01","price":26.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0788\/8319\/3047\/files\/17-MF5-01_ws_cat.jpg?v=1769670720","url":"https:\/\/nippon-performance.com.au\/products\/kustom-hawrdware-muffler-matt-4-stroke-re-pack-25x445x350mm-1kg","provider":"Nippon Performance ","version":"1.0","type":"link"}