{"product_id":"x3m-x4m-full-exhaust-s58","title":"BMW X3M \/ X4M Valved Sport Exhaust System (F97 \/ F98)","description":"\u003cdiv class=\"flex max-w-full flex-col flex-grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"70548cb3-4bd5-4b78-b72f-5ef5a99ea032\" dir=\"auto\" class=\"min-h-8 text-message flex w-full flex-col items-end gap-2 whitespace-normal break-words text-start [.text-message+\u0026amp;]:mt-5\" data-message-model-slug=\"gpt-4o\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[3px]\"\u003e\n\u003cdiv class=\"markdown prose w-full break-words dark:prose-invert dark\"\u003e\n\u003cp data-start=\"127\" data-end=\"562\"\u003eFor those who demand an \u003cstrong data-start=\"151\" data-end=\"183\"\u003eunrivaled exhaust experience\u003c\/strong\u003e from their \u003cstrong data-start=\"195\" data-end=\"214\"\u003eBMW X3M and X4M\u003c\/strong\u003e, \u003cstrong data-start=\"216\" data-end=\"239\"\u003eValvetronic Designs\u003c\/strong\u003e has crafted a system that blends \u003cstrong data-start=\"273\" data-end=\"333\"\u003eprecision engineering, raw emotion, and absolute control\u003c\/strong\u003e. With a deep passion for the \u003cstrong data-start=\"363\" data-end=\"382\"\u003eBMW M community\u003c\/strong\u003e, we set out to create an exhaust system that not only enhances performance but also \u003cstrong data-start=\"467\" data-end=\"512\"\u003eamplifies the character of the S58 engine\u003c\/strong\u003e in a way that’s both visceral and exhilarating.\u003c\/p\u003e\n\u003cp data-start=\"127\" data-end=\"562\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/49KLk0Oy8SI?si=T8SB2qFiMOx8HfMo\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp data-start=\"564\" data-end=\"878\"\u003eOur \u003cstrong data-start=\"568\" data-end=\"593\"\u003evalved exhaust system\u003c\/strong\u003e is designed with \u003cstrong data-start=\"611\" data-end=\"629\"\u003eno compromises\u003c\/strong\u003e—delivering the \u003cstrong data-start=\"645\" data-end=\"718\"\u003eperfect balance of flexibility, sound quality, and everyday usability\u003c\/strong\u003e. Whether you're carving canyon roads, hitting the track, or cruising through the city, this system ensures that \u003cstrong data-start=\"831\" data-end=\"876\"\u003eyour X3M\/X4M sounds as good as it drives.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"564\" data-end=\"878\"\u003e\u003cstrong data-start=\"831\" data-end=\"876\"\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/EkdknndQFZo?si=eqAiJRoqkmUZPEk5\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"880\" data-end=\"883\"\u003e\n\u003ch3 data-start=\"885\" data-end=\"944\"\u003e\u003cstrong data-start=\"889\" data-end=\"942\"\u003eChoose Your Sound: Two Distinctive Configurations\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"946\" data-end=\"1440\"\u003e🔹 \u003cstrong data-start=\"949\" data-end=\"982\"\u003eSingle Mid-Pipe Configuration\u003c\/strong\u003e – The \u003cstrong data-start=\"989\" data-end=\"1023\"\u003eraw, unfiltered S58 experience\u003c\/strong\u003e. This design enhances the factory sound characteristics while \u003cstrong data-start=\"1086\" data-end=\"1135\"\u003eunlocking a more aggressive and engaging tone\u003c\/strong\u003e. The deep, punchy exhaust note delivers a true \u003cstrong data-start=\"1183\" data-end=\"1203\"\u003eM-car experience\u003c\/strong\u003e, making every drive an event. This has been one of our most sought-after systems, offering \u003cstrong data-start=\"1295\" data-end=\"1379\"\u003eimproved sound clarity, enhanced flexibility, and a more pronounced exhaust note\u003c\/strong\u003e—perfect for those who want to bring their X3M\/X4M to life.\u003c\/p\u003e\n\u003cp data-start=\"946\" data-end=\"1440\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"946\" data-end=\"1440\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/x_cThHGrMcM?si=yX5jOeqCdc-ryBYN\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp data-start=\"946\" data-end=\"1440\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"946\" data-end=\"1440\"\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/EEWHRRUtv2g?si=tWu4SxP4o2DoI5tB\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp data-start=\"946\" data-end=\"1440\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"1442\" data-end=\"1967\"\u003e🔹 \u003cstrong data-start=\"1445\" data-end=\"1484\"\u003eEqual-Length Resonated Full Exhaust\u003c\/strong\u003e – For those who seek \u003cstrong data-start=\"1506\" data-end=\"1533\"\u003esomething truly special\u003c\/strong\u003e, our newly developed \u003cstrong data-start=\"1555\" data-end=\"1588\"\u003eequal-length resonated system\u003c\/strong\u003e refines the S58’s sound to \u003cstrong data-start=\"1616\" data-end=\"1633\"\u003eexotic levels\u003c\/strong\u003e. By balancing the exhaust pulses, this configuration \u003cstrong data-start=\"1687\" data-end=\"1720\"\u003eeliminates uneven frequencies\u003c\/strong\u003e, producing a \u003cstrong data-start=\"1734\" data-end=\"1784\"\u003esmooth, high-pitched, motorsport-inspired tone\u003c\/strong\u003e reminiscent of \u003cstrong data-start=\"1800\" data-end=\"1822\"\u003eEuropean supercars\u003c\/strong\u003e. This setup transforms the driving experience, making your X3M\/X4M stand out in any crowd—not just in performance, but in pure auditory bliss.\u003c\/p\u003e\n\u003cp data-start=\"1442\" data-end=\"1967\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"1442\" data-end=\"1967\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003chr data-start=\"1969\" data-end=\"1972\"\u003e\n\u003ch3 data-start=\"1974\" data-end=\"2032\"\u003e\u003cstrong data-start=\"1978\" data-end=\"2030\"\u003eUncompromised Engineering \u0026amp; Seamless Integration\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2034\" data-end=\"2946\"\u003e\n\u003cli data-start=\"2034\" data-end=\"2441\"\u003e\n\u003cp data-start=\"2036\" data-end=\"2441\"\u003e\u003cstrong data-start=\"2036\" data-end=\"2071\"\u003eValved System for Total Control\u003c\/strong\u003e – Our \u003cstrong data-start=\"2078\" data-end=\"2114\"\u003eelectronically controlled valves\u003c\/strong\u003e integrate directly with the factory \u003cstrong data-start=\"2151\" data-end=\"2172\"\u003eM1\/M2 drive modes\u003c\/strong\u003e, allowing you to switch between a \u003cstrong data-start=\"2207\" data-end=\"2235\"\u003ecivilized, refined sound\u003c\/strong\u003e and an \u003cstrong data-start=\"2243\" data-end=\"2277\"\u003eaggressive, open-throttle roar\u003c\/strong\u003e at the push of a button. For those seeking full manual control, we include an \u003cstrong data-start=\"2356\" data-end=\"2388\"\u003eindependent valve controller\u003c\/strong\u003e, letting you dictate the soundtrack of your drive.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2443\" data-end=\"2706\"\u003e\n\u003cp data-start=\"2445\" data-end=\"2706\"\u003e\u003cstrong data-start=\"2445\" data-end=\"2473\"\u003ePremium Material Choices\u003c\/strong\u003e – Available in \u003cstrong data-start=\"2489\" data-end=\"2519\"\u003ehigh-grade stainless steel\u003c\/strong\u003e for durability and longevity, or \u003cstrong data-start=\"2553\" data-end=\"2583\"\u003eultra-lightweight titanium\u003c\/strong\u003e for an even sharper, more pronounced tone. Both materials ensure maximum \u003cstrong data-start=\"2657\" data-end=\"2703\"\u003eheat resistance, strength, and performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2708\" data-end=\"2946\"\u003e\n\u003cp data-start=\"2710\" data-end=\"2946\"\u003e\u003cstrong data-start=\"2710\" data-end=\"2739\"\u003eTrue Cat-Back Performance\u003c\/strong\u003e – This system completely replaces the factory cat-back section, delivering \u003cstrong data-start=\"2815\" data-end=\"2877\"\u003emeasurable gains in power, response, and sound enhancement\u003c\/strong\u003e while maintaining \u003cstrong data-start=\"2896\" data-end=\"2943\"\u003edaily drivability and long-term reliability\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2948\" data-end=\"2951\"\u003e\n\u003ch3 data-start=\"2953\" data-end=\"2987\"\u003e\u003cstrong data-start=\"2957\" data-end=\"2985\"\u003eWhy Valvetronic Designs?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2989\" data-end=\"3418\"\u003eAt \u003cstrong data-start=\"2992\" data-end=\"3015\"\u003eValvetronic Designs\u003c\/strong\u003e, we don’t just make exhaust systems—we create \u003cstrong data-start=\"3062\" data-end=\"3085\"\u003edriving experiences\u003c\/strong\u003e. Every product we develop is driven by a \u003cstrong data-start=\"3127\" data-end=\"3154\"\u003epassion for performance\u003c\/strong\u003e and a deep understanding of what \u003cstrong data-start=\"3188\" data-end=\"3215\"\u003eenthusiasts truly crave\u003c\/strong\u003e. Our \u003cstrong data-start=\"3221\" data-end=\"3260\"\u003erelentless commitment to innovation\u003c\/strong\u003e has led us to \u003cstrong data-start=\"3275\" data-end=\"3351\"\u003eengineer one of the finest exhaust systems available for the X3M and X4M\u003c\/strong\u003e, ensuring that your BMW M experience is taken to the next level.\u003c\/p\u003e\n\u003cp data-start=\"3420\" data-end=\"3753\"\u003eWhether you prefer the \u003cstrong data-start=\"3443\" data-end=\"3505\"\u003eferocious, high-energy sound of our Single Mid-Pipe System\u003c\/strong\u003e or the \u003cstrong data-start=\"3513\" data-end=\"3580\"\u003eexotic, supercar-like tone of our Equal-Length Resonated System\u003c\/strong\u003e, \u003cstrong data-start=\"3582\" data-end=\"3604\"\u003eyou can’t go wrong\u003c\/strong\u003e. Both options deliver an \u003cstrong data-start=\"3630\" data-end=\"3666\"\u003eunparalleled auditory experience\u003c\/strong\u003e, transforming your \u003cstrong data-start=\"3686\" data-end=\"3709\"\u003eS58-powered machine\u003c\/strong\u003e into a symphony of mechanical brilliance.\u003c\/p\u003e\n\u003cp data-start=\"3755\" data-end=\"3889\"\u003eIt’s time to elevate your BMW X3M\/X4M—\u003cstrong data-start=\"3793\" data-end=\"3887\"\u003ebecause driving should be more than just getting from point A to B. It should be an event.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Valvetronic Designs","offers":[{"title":"Single Midpipe design \/ Brushed T304 stainless steel \/ (4) Brushed Steel (3.5 inch outlet)","offer_id":49615287779614,"sku":"BMW.F9X.X3M.VSES.BR.RC","price":2999.0,"currency_code":"USD","in_stock":true},{"title":"Single Midpipe design \/ Brushed T304 stainless steel \/ (4) Burnt (3.5 inch outlet)","offer_id":49615287812382,"sku":"BMW.F9X.X3M.VSES.BR.RC","price":2999.0,"currency_code":"USD","in_stock":true},{"title":"Single Midpipe design \/ Brushed T304 stainless steel \/ (4) Black (3.5 inch outlet)","offer_id":49615287845150,"sku":"BMW.F9X.X3M.VSES.BR.RC","price":2999.0,"currency_code":"USD","in_stock":true},{"title":"Single Midpipe design \/ Brushed T304 stainless steel \/ (4) Forged Carbon Fiber (3.5 inch 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