{"product_id":"540i-valved-catback-exhaust","title":"G30 540i valved 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    color: #000;\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-out;\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    text-align: left;\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  \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\n        \u003cstrong\u003eValved Catback Exhaust System\u003c\/strong\u003e\u003cbr\u003e\n        BMW G30 540i\n        \u003cbr\u003e\u003cbr\u003e\n\n        Enhance the sound and driving character of your BMW with the Valved Catback Exhaust System for the G30 540i. Engineered to deliver both performance and refinement, this system produces a deep, aggressive exhaust note when the valves are open, while maintaining a smooth and comfortable tone for everyday driving when closed.\n        \u003cbr\u003e\u003cbr\u003e\n\n        The valved configuration allows you to switch sound profiles on demand, making it ideal for spirited driving as well as long-distance cruising. Optimized exhaust flow improves throttle response and overall driving engagement without compromising comfort or reliability.\n        \u003cbr\u003e\u003cbr\u003e\n\n        Constructed from high-grade stainless steel and finished with precision TIG welds, this catback exhaust system offers durability, premium aesthetics, and long-term performance. A refined upgrade that transforms both sound and presence.\n        \u003cbr\u003e\u003cbr\u003e\n\n        \u003cstrong\u003eKey Features\u003c\/strong\u003e\n        \u003cul\u003e\n          \u003cli\u003eValved catback exhaust system\u003c\/li\u003e\n          \u003cli\u003eAggressive exhaust note with valves open, refined tone when closed\u003c\/li\u003e\n          \u003cli\u003eImproved exhaust flow and throttle response\u003c\/li\u003e\n          \u003cli\u003eHigh-grade stainless steel construction\u003c\/li\u003e\n          \u003cli\u003ePrecision TIG welding for strength and clean finish\u003c\/li\u003e\n          \u003cli\u003ePerformance-focused design with OEM-level quality\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003cstrong\u003eKavoni Design Quality\u003c\/strong\u003e\u003cbr\u003e\n        At Kavoni Design, we focus on exhaust upgrades that deliver sound, control, and craftsmanship. This valved catback exhaust for the BMW G30 540i meets our standards for quality, precision, and driving enjoyment, offering a bold yet refined upgrade with a factory-inspired finish.\n\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\u003e12-14 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  \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        Not sure if it will fit your vehicle? Contact our sales team and we will be happy to help you locate the correct part for your vehicle.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\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        Every product from \u003cstrong\u003eKavoni Design\u003c\/strong\u003e comes with a \u003cstrong\u003e12-month warranty\u003c\/strong\u003e. This warranty covers manufacturing defects under normal use. Damage caused by improper installation, road debris, or accidents is not covered.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\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        Please note that these are aftermarket parts and are not original manufacturer equipment. While we strive for perfect fitment, professional installation is highly recommended. \u003cstrong\u003eKavoni Design\u003c\/strong\u003e is not responsible for any damages incurred during installation.\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    const allItems = document.querySelectorAll('.accordion-item');\n    allItems.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    if (item.classList.contains('active')) {\n      content.style.maxHeight = content.scrollHeight + \"px\";\n    } else {\n      content.style.maxHeight = null;\n    }\n  }\n\u003c\/script\u003e","brand":"kavonidesign","offers":[{"title":"Carbon M","offer_id":57382785417599,"sku":null,"price":1744.95,"currency_code":"EUR","in_stock":true},{"title":"Carbon Kavoni","offer_id":57382785450367,"sku":null,"price":1744.95,"currency_code":"EUR","in_stock":true},{"title":"Stainless Steel Kavoni","offer_id":57382785483135,"sku":null,"price":1744.95,"currency_code":"EUR","in_stock":true},{"title":"Burned Kavoni","offer_id":57382785515903,"sku":null,"price":1744.95,"currency_code":"EUR","in_stock":true},{"title":"Stainless Steel Black Kavoni","offer_id":57382785548671,"sku":null,"price":1744.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/9013\/5679\/files\/G303l.jpg?v=1765976839","url":"https:\/\/kavonidesign.com\/products\/540i-valved-catback-exhaust","provider":"kavonidesign","version":"1.0","type":"link"}