{"product_id":"catalyst-fuel-system-cleaner-additive-4oz","title":"Catalytic Converter Cleaner","description":"\u003ch2\u003eA simple pour-in treatment for your exhaust system\u003c\/h2\u003e\u003cp\u003eIs your engine feeling sluggish, or does the exhaust smell off when you start up? This 4 fl oz catalytic converter cleaner goes straight into your gas tank and works while you drive – no tools, no disassembly, no shop visit.\u003c\/p\u003e\u003cp style=\"text-align:center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0863\/7353\/1898\/files\/d1_ac98b383-63f3-4a50-ba6d-84243d7fe9af.png?v=1791510941\" alt=\"Catalytic Converter Cleaner comparison\" loading=\"lazy\" style=\"display:block;margin:16px auto;max-width:100%;width:600px;height:auto;border-radius:8px;\"\u003e\u003c\/p\u003e\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree-way catalyst cleaner\u003c\/strong\u003e – helps break down carbon deposits on catalytic converter surfaces as exhaust flows through.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy pour-in treatment\u003c\/strong\u003e – just pour the whole bottle into your gas tank before you fill up.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo disassembly\u003c\/strong\u003e – nothing to remove or take apart and no oil change needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmoother driving\u003c\/strong\u003e – helps clear deposits that hold back performance for a more responsive feel when you hit the gas.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFresher exhaust\u003c\/strong\u003e – helps reduce unpleasant exhaust odors and hydrocarbon emissions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoutine maintenance\u003c\/strong\u003e – a simple way to help keep your exhaust system clean between services.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"text-align:center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0863\/7353\/1898\/files\/2_7895e728-9138-400c-aff4-3924ba8a6f55.png?v=1791510934\" alt=\"Catalytic Converter Cleaner\" loading=\"lazy\" style=\"display:block;margin:16px auto;max-width:100%;width:600px;height:auto;border-radius:8px;\"\u003e\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003col\u003e\n\u003cli\u003ePark the car and turn off the engine.\u003c\/li\u003e\n\u003cli\u003eOpen the fuel door and pour the full 4 fl oz bottle into the gas tank.\u003c\/li\u003e\n\u003cli\u003eFill up with gasoline and drive as usual.\u003c\/li\u003e\n\u003c\/ol\u003e\u003cp style=\"text-align:center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0863\/7353\/1898\/files\/3_3be3af61-d39f-4b5c-a04f-9b7ae9f6ec1e.png?v=1791510937\" alt=\"Catalytic Converter Cleaner\" loading=\"lazy\" style=\"display:block;margin:16px auto;max-width:100%;width:600px;height:auto;border-radius:8px;\"\u003e\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVolume: 4 fl oz (one full treatment)\u003c\/li\u003e\n\u003cli\u003eApplication: pour into the gas tank\u003c\/li\u003e\n\u003cli\u003eCompatibility: gasoline engines only\u003c\/li\u003e\n\u003cli\u003eNot for: hybrid vehicles\u003c\/li\u003e\n\u003cli\u003eInstallation: no disassembly required\u003c\/li\u003e\n\u003cli\u003eStorage: cool, dry place\u003c\/li\u003e\n\u003cli\u003eIn the box: 1 × catalytic converter cleaner\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"text-align:center;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0863\/7353\/1898\/files\/d2_546321ba-d944-4faf-b512-0d0245176679.png?v=1791510949\" alt=\"Catalytic Converter Cleaner detail\" loading=\"lazy\" style=\"display:block;margin:16px auto;max-width:100%;width:600px;height:auto;border-radius:8px;\"\u003e\u003c\/p\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWill it help my car pass an emissions test or turn off the check-engine light?\u003c\/strong\u003e We can't promise that. It's a maintenance additive that helps clean carbon deposits – it does not repair a damaged or failed catalytic converter. If a warning light stays on, have your car checked by a mechanic.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I use it in a hybrid or diesel vehicle?\u003c\/strong\u003e No. It's made for gasoline engines only and is not for hybrid vehicles.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow much do I use?\u003c\/strong\u003e One full 4 fl oz bottle is one treatment. Pour it into the tank before you fill up.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHow should I store it?\u003c\/strong\u003e Keep the bottle closed in a cool, dry place, out of reach of children.\u003c\/p\u003e","brand":"Westnord","offers":[{"title":"Default Title","offer_id":67676006547706,"sku":null,"price":16.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0863\/7353\/1898\/files\/1_07849f63-b471-4870-8753-b4fb54e998f3.png?v=1791510936","url":"https:\/\/westnordshop.com\/products\/catalyst-fuel-system-cleaner-additive-4oz","provider":"Westnord Shop","version":"1.0","type":"link"}