{"product_id":"woldoclean-def-crystal-treatment-diesel-exhaust-fluid-additive-8-45-fl-oz-ultra-concentrated-1-400-treats-up-to-26-4-gal","title":"WoldoClean DEF Crystal Treatment diesel exhaust fluid additive 8.45 fl oz — ultra-concentrated 1:400, treats up to 26.4 gal","description":"\u003cstrong\u003eWoldoClean DEF Crystal Treatment is an ultra-concentrated additive that dissolves and prevents DEF crystallization in SCR systems, treating up to 26.4 gallons per bottle.\u003c\/strong\u003e\n\n\u003cp\u003eIf your vehicle uses Diesel Exhaust Fluid (DEF) and has shown symptoms of crystallized deposits—such as warning lights, degraded NOx sensor performance, or blocked injector ports—this concentrated treatment is designed to help restore and preserve proper exhaust aftertreatment function. Delivered in an easy-dose bottle with an integrated dosing chamber, the formula mixes at 1:400 concentration so a single 8.45 fl oz bottle treats up to five typical DEF tank refills.\u003c\/p\u003e\n\n\u003ch3\u003eHow does WoldoClean stop DEF crystallization?\u003c\/h3\u003e\n\u003cp\u003eThe formulation is engineered to dissolve existing urea-based deposits and to leave a protective condition that reduces the risk of future crystal formation. It targets build-up in the SCR catalyst and NOx sensors without requiring system disassembly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActive agents designed to solubilize urea crystals and residues\u003c\/li\u003e\n  \u003cli\u003eCompatible with common SCR materials and sensor components\u003c\/li\u003e\n  \u003cli\u003eHelps maintain flow through injector ports and catalyst channels\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use it correctly during refills?\u003c\/h3\u003e\n\u003cp\u003eEach bottle has a built-in dosing chamber so you can measure the exact amount without tools. Squeeze the calibrated chamber and pour the measured dose directly into the DEF tank when filling—do not mix with diesel fuel or inject into fuel system components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMeasure with the integrated chamber—no guessing or spills\u003c\/li\u003e\n  \u003cli\u003eAdd to the DEF tank at refill, then top up with DEF to mix\u003c\/li\u003e\n  \u003cli\u003eFollow ratio guidance: one bottle treats ~26.4 gallons at 1:400\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and systems is this safe for?\u003c\/h3\u003e\n\u003cp\u003eWoldoClean is suitable for heavy-duty trucks, semis, RVs, tractors and passenger diesel vehicles that use DEF-based SCR systems. It is formulated to be safe for equipment from major OEMs, provided the vehicle uses DEF and the manufacturer does not prohibit additives.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRecommended for Ford, Ram, Chevy, GMC compatible SCR systems\u003c\/li\u003e\n  \u003cli\u003eMeant for DEF tanks and aftertreatment components only\u003c\/li\u003e\n  \u003cli\u003eNot to be added to diesel fuel or fuel tanks\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tangible benefits can I expect after treatment?\u003c\/h3\u003e\n\u003cp\u003eUsing this ultra-concentrated cleaner regularly can help restore proper DEF flow, reduce error codes related to NOx sensors, and lower the chance of costly repairs caused by hardened deposits. Results vary by severity of fouling and service history.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHelps dissolve existing crystallization and residues\u003c\/li\u003e\n  \u003cli\u003ePromotes consistent DEF dosing and exhaust treatment\u003c\/li\u003e\n  \u003cli\u003eMay reduce frequency of sensor or injector maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: WoldoClean DEF Crystal Treatment is aimed at professional fleet managers, owner-operators, RV owners, and agricultural equipment users who want a preventive or corrective DEF additive that is strong, compact, and simple to apply. It suits anyone maintaining SCR-equipped diesel vehicles who prefers a high-concentration option that covers multiple refills per bottle. Always consult your vehicle manufacturer’s guidance before using any additive, and avoid adding the product to diesel fuel.\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: How many gallons does one bottle treat?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: One 8.45 fl oz bottle treats up to 26.4 gallons of DEF at the 1:400 ratio.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I add this to my diesel fuel?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. This product is formulated only for DEF tanks and SCR aftertreatment, not diesel fuel.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"WoldoClean","offers":[{"title":"Default Title","offer_id":48084564934814,"sku":"B0G52G8D1T","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/woldoclean-front-packaging.jpg?v=1785859667","url":"https:\/\/northtrailauto.ca\/products\/woldoclean-def-crystal-treatment-diesel-exhaust-fluid-additive-8-45-fl-oz-ultra-concentrated-1-400-treats-up-to-26-4-gal","provider":"North Trail Auto","version":"1.0","type":"link"}