{"product_id":"shelby-gt-performance-additive-350ml","title":"Shelby GT Performance Additive - 350ml","description":"\u003cstyle\u003e            .header-spacing { display: block; margin-top: 25px !important; margin-bottom: 2px !important; }            .tab-buttons { display: flex; flex-wrap: wrap; margin: 0 0 10px 0; border-bottom: 2px solid #eee; }            .tab-buttons button { padding: 10px 20px; border: none; background: #7A8288; color: white; cursor: pointer; margin-right: 5px; border-radius: 5px 5px 0 0; font-weight: bold; }            .tab-buttons button.active { background: #00BFC5; }            .tab-content { padding: 15px 0; display: none; background: #fff; width: 100%; clear: both; }            .tab-content.active { display: block; }            ul { margin-bottom: 10px; }            li { margin-bottom: 4px; }            \u003c\/style\u003e\u003cp\u003eShelby's GT Performance Additive is a powerful, dual-purpose treatment designed to restore performance and efficiency in both petrol and diesel engines. Formulated to clean and protect your entire fuel system—from injectors and valves to combustion chambers—it works by dissolving carbon buildup, varnish, and other harmful deposits that reduce engine power and fuel economy.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eIdeal for regular use, this conditioner enhances combustion, improves throttle response, and reduces emissions, ensuring your engine runs smoother and more efficiently. Whether you're maintaining a high-mileage vehicle or just keeping your engine in top shape, Shelby's GT Performance Additive delivers professional-grade performance with every tank.\u003c\/p\u003e\u003ch2 class=\"header-spacing\" style=\"font-size:inherit; font-weight:bold;\"\u003eFEATURES\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFor diesel and hdi systems\u003c\/li\u003e\n\u003cli\u003eCombined chemical technology\u003c\/li\u003e\n\u003cli\u003eMaximum results and performance\u003c\/li\u003e\n\u003cli\u003eInstant oooumpf for your diesel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 class=\"header-spacing\" style=\"font-size:inherit; font-weight:bold;\"\u003eWHAT SETS IT APART\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCleans and protects the entire fuel system, including injectors, valves, and combustion chambers\u003c\/li\u003e\n\u003cli\u003eRestores powr and fuel efficiency by removing carbon buildup and harmful deposits\u003c\/li\u003e\n\u003cli\u003eCompatible with both petrol and diesel engines for maximum versatility\u003c\/li\u003e\n\u003cli\u003eImproves throttle response and reduces emissions for a smoother, cleaner drive\u003c\/li\u003e\n\u003cli\u003eEasy to use—just pour into the fuel tank for ongoing engine performance and maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 class=\"header-spacing\" style=\"font-size:inherit; font-weight:bold;\"\u003eDIRECTIONS\u003c\/h2\u003e\u003cul\u003e\u003cli\u003ePour into tank when fuel level is quarter full, then fill up.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2 class=\"header-spacing\" style=\"font-size:inherit; font-weight:bold; margin-top:25px;\"\u003eTECHNICAL DATA\u003c\/h2\u003e\u003ctable style=\"border-collapse: collapse; width: 100%; margin-top:10px;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e\u003cb\u003eSize\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e350ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e\u003cb\u003eSingle Unit dimensions  HxWxD(mm)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e190x65x65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e\u003cb\u003eSingle Unit Weight (Grams)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e405g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e\u003cb\u003eProduct appearance \/ Colour\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003eMetal Tin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e\u003cb\u003eOuter Carton Dimensions HxwxD (mm)\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ccc; padding: 5px; width: 50%;\"\u003e195x270x200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Shelby","offers":[{"title":"Default Title","offer_id":58245279678838,"sku":"C.GF001","price":16.99,"currency_code":"GBP","in_stock":false}],"url":"https:\/\/www.arnoldclarkautoparts.com\/products\/shelby-gt-performance-additive-350ml","provider":"Arnold Clark Autoparts","version":"1.0","type":"link"}