{"product_id":"maatsen-liquii-moly-pro-line-engine-flush-500-ml-2-pack-concentrated-sludge-lacquer-remover-seal-safe","title":"MAATSEN Liquii Moly Pro-Line Engine Flush 500 ml (2-Pack) — concentrated sludge \u0026 lacquer remover, seal-safe","description":"\u003cp\u003e\u003cstrong\u003eLiquii Moly Pro-Line Engine Flush (500 ml) is a concentrated engine-detergent treatment designed to dissolve sludge, lacquer and deposits before an oil change, restoring clearer oil passages and improving lubrication recovery.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen oil circulates over thousands of miles, it picks up combustion byproducts, varnish and solid particles that reduce lubrication efficiency and can impair performance. This Liquii Moly Pro-Line formula is mixed into existing engine oil for a short run before draining, loosening stubborn residues and carrying them out with the old oil so the fresh oil and filter start from a cleaner baseline.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use this engine flush safely and effectively?\u003c\/h3\u003e\n\u003cp\u003eAdd one 500 ml bottle to the engine oil reservoir before your scheduled oil change, then run the engine at idle for around 10 minutes to allow the detergent to work through galleries and bearing areas. After the run time, turn off the engine, drain the oil, replace the oil filter and refill with the recommended fresh engine oil.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePour product into warm engine oil to improve mixing.\u003c\/li\u003e\n  \u003cli\u003eIdle engine for about 10 minutes—no extended high RPMs.\u003c\/li\u003e\n  \u003cli\u003eDrain oil and change filter immediately after flushing.\u003c\/li\u003e\n  \u003cli\u003eRefill with manufacturer-specified oil viscosity and grade.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this flush harm seals, sensors or catalytic converters?\u003c\/h3\u003e\n\u003cp\u003ePro-Line Engine Flush is formulated to be neutral toward common engine seals and materials, and it’s compatible with catalytic converters, so it won’t damage exhaust aftertreatment when used as directed. It dissolves soft deposits without aggressive solvents that can swell or degrade rubber components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSeal-compatible formulation reduces risk of leaks.\u003c\/li\u003e\n  \u003cli\u003eSafe for gasoline and diesel applications when used per instructions.\u003c\/li\u003e\n  \u003cli\u003eCatalyst-friendly chemistry avoids harmful residues in exhaust systems.\u003c\/li\u003e\n  \u003cli\u003eNon-corrosive to unprotected metals while inhibiting corrosion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance benefits can I expect after using the flush?\u003c\/h3\u003e\n\u003cp\u003eBy removing sludge and lacquer, the flush helps oil circulate more freely and restores some of the oil’s original lubricating effectiveness after contaminants are removed. While results vary with engine condition, many users notice smoother idling, improved oil pressure stability and reduced deposit-related hesitation once fresh oil is installed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRemoves sludge and lacquer that restrict oil flow.\u003c\/li\u003e\n  \u003cli\u003eHelps recover oil’s lubricating performance post-drain.\u003c\/li\u003e\n  \u003cli\u003eReduces buildup on critical surfaces like galleries and pumps.\u003c\/li\u003e\n  \u003cli\u003eMay improve combustion consistency by cleaning internal pathways.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this product for? MAATSEN Liquii Moly Pro-Line Engine Flush is intended for vehicle owners, technicians and workshops performing routine oil changes on 4-stroke gasoline and diesel engines. It’s a practical choice when preparing older or heavily used engines for fresh oil, when contamination or long service intervals are suspected, or as part of preventive maintenance to keep oil systems cleaner between major services.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eFeatures:\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEasy way to clean and flush oil systems in gasoline and diesel engines.\u003c\/li\u003e\n  \u003cli\u003eGentle yet rapid cleaning action that targets sludge and varnish.\u003c\/li\u003e\n  \u003cli\u003eNeutral to seals and common engine materials.\u003c\/li\u003e\n  \u003cli\u003eCompatible with catalytic converters and all commercial engine oils.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eDirections summary: add one 500 ml bottle to the warm engine oil, idle for 10 minutes, then drain, replace the oil filter and refill with fresh oil. Always follow vehicle manufacturer recommendations and observe safety precautions when handling used oil and engine chemicals.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this flush with any engine oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the product is compatible with all commercially available engine oils; follow oil-change steps after use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long should I run the engine after adding the flush?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Run at idle for about 10 minutes to let the detergent dissolve deposits before draining the oil.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MAATSEN","offers":[{"title":"Default Title","offer_id":67586437742777,"sku":"B0DF7PZ9FG","price":112.63,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/maatsen-liquii-moly-pro-line-front-packaging.jpg?v=1790483553","url":"https:\/\/redleafauto.ca\/products\/maatsen-liquii-moly-pro-line-engine-flush-500-ml-2-pack-concentrated-sludge-lacquer-remover-seal-safe","provider":"Redleaf Auto","version":"1.0","type":"link"}