{"product_id":"g80-g82-single-midpipe-catback-exhaust","title":"G8X M3\/M4 Catback Exhaust","description":"\u003cstyle\u003e\n  .product-accordion {\n    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;\n    max-width: 100%;\n    border-top: 1px solid #e5e5e5;\n    margin-top: 20px;\n    text-align: left;\n  }\n\n  .accordion-item {\n    border-bottom: 1px solid #e5e5e5;\n  }\n\n  .accordion-header {\n    background: #fff;\n    color: #000;\n    cursor: pointer;\n    padding: 18px 0;\n    width: 100%;\n    border: none;\n    text-align: left;\n    font-size: 13px;\n    font-weight: bold;\n    letter-spacing: 1.5px;\n    text-transform: uppercase;\n    display: flex;\n    justify-content: space-between;\n    align-items: center;\n    outline: none;\n  }\n\n  .accordion-header:after {\n    content: '+';\n    font-size: 18px;\n  }\n\n  .accordion-item.active .accordion-header:after {\n    content: '-';\n  }\n\n  .accordion-content {\n    max-height: 0;\n    overflow: hidden;\n    transition: max-height 0.3s ease;\n  }\n\n  .accordion-content-inner {\n    padding: 0 0 25px 0;\n    font-size: 14px;\n    line-height: 1.6;\n    color: #333;\n  }\n\n  .accordion-content-inner ul {\n    margin: 10px 0;\n    padding-left: 20px;\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"product-accordion\"\u003e\n\n  \u003c!-- DESCRIPTION --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\" onclick=\"toggleAccordion(this)\"\u003eDescription\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003cp\u003e\n          Upgrade the sound and performance of your BMW with the \u003cstrong\u003eSingle Midpipe Catback Exhaust System for the G80 M3 and G82 M4\u003c\/strong\u003e, engineered to deliver a deeper, more aggressive exhaust note while enhancing overall exhaust flow.\n        \u003c\/p\u003e\n\n        \u003cp\u003e\n          The \u003cstrong\u003esingle midpipe configuration\u003c\/strong\u003e merges exhaust gases into a larger central pipe, creating a louder, fuller, and more raw tone compared to the factory setup. This design reduces restriction and amplifies the natural character of the S58 engine, delivering a stronger presence under acceleration while maintaining controlled refinement during cruising.\n        \u003c\/p\u003e\n\n        \u003cp\u003e\n          As a full \u003cstrong\u003ecatback system\u003c\/strong\u003e, this setup replaces the exhaust from the midpipe back, optimising flow, sound dynamics, and overall driving engagement. Manufactured from high-quality materials for durability and heat resistance, the system is designed for OEM-style fitment and seamless integration with factory mounting points.\n        \u003c\/p\u003e\n\n        \u003cul\u003e\n          \u003cli\u003eSingle midpipe catback exhaust system\u003c\/li\u003e\n          \u003cli\u003eDeeper, louder and more aggressive tone\u003c\/li\u003e\n          \u003cli\u003eImproved exhaust flow and reduced restriction\u003c\/li\u003e\n          \u003cli\u003eEnhances S58 engine sound character\u003c\/li\u003e\n          \u003cli\u003eHigh-quality, durable construction\u003c\/li\u003e\n          \u003cli\u003eOEM-style fit and seamless integration\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cp\u003e\n          \u003cstrong\u003eKavoni Design Quality\u003c\/strong\u003e\u003cbr\u003e\n          At Kavoni Design, we select performance upgrades that combine precision engineering with driving emotion. This G80 \/ G82 single midpipe catback exhaust delivers a bold and refined sound transformation, perfectly suited to the performance DNA of the BMW M platform.\n        \u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c!-- SHIPPING --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\" type=\"button\" onclick=\"toggleAccordion(this)\"\u003eShipping \u0026amp; Returns\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        This product is made to order. Please allow \u003cstrong\u003e3–5 business days\u003c\/strong\u003e for production.\n        \u003cbr\u003e\u003cbr\u003e\n        Orders are shipped worldwide after production is completed.\n        \u003cul\u003e\n          \u003cli\u003e\u003cstrong\u003eWorldwide shipping: 6–8 business days\u003c\/strong\u003e\u003c\/li\u003e\n        \u003c\/ul\u003e\n        Returns are accepted within \u003cstrong\u003e14 days of delivery\u003c\/strong\u003e for unused items in original condition. Return shipping costs are the responsibility of the customer.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- FITMENT --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\" onclick=\"toggleAccordion(this)\"\u003eFitment\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        BMW G80 M3 (S58)\u003cbr\u003e\n        BMW G82 M4 (S58)\n        \u003cbr\u003e\u003cbr\u003e\n        Designed as a direct-fit catback system using factory mounting points.\n        \u003cbr\u003e\u003cbr\u003e\n        Professional installation is recommended. If you are unsure about compatibility with your specific rear exhaust configuration, please contact our team before ordering.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- WARRANTY --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\" onclick=\"toggleAccordion(this)\"\u003eWarranty\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        All performance exhaust systems from \u003cstrong\u003eKavoni Design\u003c\/strong\u003e include a \u003cstrong\u003e12-month warranty\u003c\/strong\u003e covering manufacturing defects under normal use.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- DISCLAIMER --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\" onclick=\"toggleAccordion(this)\"\u003eDisclaimer\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        This is an aftermarket performance product. Exhaust sound levels may vary depending on vehicle configuration and local regulations.\n        Professional installation is strongly recommended.\n        Kavoni Design is not responsible for damage caused by incorrect installation or improper use.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(element) {\n    const item = element.parentElement;\n    const content = element.nextElementSibling;\n\n    document.querySelectorAll('.accordion-item').forEach(i =\u003e {\n      if (i !== item) {\n        i.classList.remove('active');\n        i.querySelector('.accordion-content').style.maxHeight = null;\n      }\n    });\n\n    item.classList.toggle('active');\n    content.style.maxHeight = item.classList.contains('active')\n      ? content.scrollHeight + \"px\"\n      : null;\n  }\n\u003c\/script\u003e","brand":"kavonidesign","offers":[{"title":"Equal Lenght With Z Pipe Stainless Steel \/ Carbon 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