{"product_id":"bmw-g8x-j-pipe-catback-exhaust-copy","title":"BMW G8X M3\/M4 Catback Exhaust","description":"\u003cp\u003eTake your G8X valved exhaust system to the next level with a catback exhaust engineered to free up the S58 soundtrack and reduce back pressure compared to the restrictive factory system. Available in \u003cstrong\u003etitanium or 304 stainless steel\u003c\/strong\u003e, it combines premium construction with a lightweight, motorsport-inspired design for improved flow and a more aggressive exhaust character.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTitanium or 304 stainless steel construction\u003c\/li\u003e\n\u003cli\u003eValved for switchable street\/track sound\u003c\/li\u003e\n\u003cli\u003eDirect catback fitment — no modification required\u003c\/li\u003e\n\u003cli\u003eAggressive exhaust design for a deeper, more pronounced tone\u003c\/li\u003e\n\u003cli\u003eMandrel-bent piping for optimal flow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA premium catback upgrade designed to unlock a more aggressive S58 sound while improving exhaust flow and delivering a true motorsport-inspired feel.\u003c\/p\u003e","brand":"Signature Composites","offers":[{"title":"Titanium","offer_id":49340860268779,"sku":"SC.G8X.EXH.CB.TI","price":3149.99,"currency_code":"USD","in_stock":true},{"title":"Stainless Steel","offer_id":49340860301547,"sku":"SC.G8X.EXH.CB.SS","price":2474.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/8766\/2059\/files\/DSC09159.jpg?v=1789589470","url":"https:\/\/signaturecomposites.co\/products\/bmw-g8x-j-pipe-catback-exhaust-copy","provider":"Signature Composites","version":"1.0","type":"link"}