{"product_id":"bmw-m3-m4-f80-f82-catless-downpipe-with-heat-shield","title":"BMW M3\/M4 F80\/F82 Catless Downpipe With Heat Shield","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  }\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\" type=\"button\" onclick=\"toggleAccordion(this)\"\u003eDescription\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        \u003cp\u003e\n          Unlock the full performance potential of your S55-powered BMW with the \u003cstrong\u003eCatless Downpipe With Heat Shield\u003c\/strong\u003e, engineered specifically for the F80 M3 and F82 M4. This upgrade significantly improves exhaust flow, reduces backpressure, and enhances turbo response for a more aggressive driving experience.\n        \u003c\/p\u003e\n\n        \u003cp\u003e\n          The \u003cstrong\u003ecatless design\u003c\/strong\u003e allows exhaust gases to exit more freely, resulting in quicker spool, increased power potential (with supporting modifications), and a noticeably louder, sharper exhaust tone. Expect enhanced turbo sound, deeper exhaust notes, and a more pronounced performance character.\n        \u003c\/p\u003e\n\n        \u003cp\u003e\n          Equipped with an integrated \u003cstrong\u003eheat shield\u003c\/strong\u003e, this downpipe helps manage engine bay temperatures by reducing heat transfer to surrounding components, maintaining reliability during spirited driving.\n        \u003c\/p\u003e\n\n        \u003cp\u003e\n          Manufactured from high-quality, heat-resistant materials, the downpipe is engineered for precise fitment and seamless integration with the factory or aftermarket exhaust system.\n        \u003c\/p\u003e\n\n        \u003cul\u003e\n          \u003cli\u003eCatless downpipe for S55 engine\u003c\/li\u003e\n          \u003cli\u003eIntegrated heat shield for thermal protection\u003c\/li\u003e\n          \u003cli\u003eImproved exhaust flow and reduced backpressure\u003c\/li\u003e\n          \u003cli\u003eEnhanced turbo response and spool\u003c\/li\u003e\n          \u003cli\u003eLouder, more aggressive exhaust tone\u003c\/li\u003e\n          \u003cli\u003eHigh-quality, heat-resistant construction\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 power potential, durability, and engineering precision. This catless downpipe with heat shield delivers a bold performance transformation, perfectly suited to the BMW F80 M3 and F82 M4 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\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  \u003c!-- FITMENT --\u003e\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton class=\"accordion-header\" type=\"button\" onclick=\"toggleAccordion(this)\"\u003eFitment\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        BMW M3 F80 (S55)\u003cbr\u003e\n        BMW M4 F82 (S55)\n        \u003cbr\u003e\u003cbr\u003e\n        Designed for S55 engine models only.\n        \u003cbr\u003e\u003cbr\u003e\n        Professional installation is strongly recommended. ECU tuning may be required for optimal performance and to prevent fault codes.\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\" type=\"button\" onclick=\"toggleAccordion(this)\"\u003eWarranty\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        This product includes a \u003cstrong\u003e12-month warranty\u003c\/strong\u003e covering manufacturing defects under normal use. Damage caused by improper installation, tuning-related issues, or track abuse is not covered.\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\" type=\"button\" onclick=\"toggleAccordion(this)\"\u003eDisclaimer\u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cdiv class=\"accordion-content-inner\"\u003e\n        This is a motorsport\/off-road performance component and may not be road legal in all regions. It is the responsibility of the customer to ensure compliance with local emissions and road regulations. Professional installation and proper tuning are strongly recommended.\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    const root = item.closest('.product-accordion');\n\n    root.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":"Default Title","offer_id":57033937486207,"sku":null,"price":494.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0965\/9013\/5679\/files\/H6a5b899df42a41718ed115e9675fc951R.jpg_350x350_57e3ee0c-0f10-41d0-9c22-f40c01b8b142.jpg?v=1774696095","url":"https:\/\/kavonidesign.com\/products\/bmw-m3-m4-f80-f82-catless-downpipe-with-heat-shield","provider":"kavonidesign","version":"1.0","type":"link"}