{"product_id":"howes-diesel-defender-diesel-injector-cleaner-lubricator-2-64-oz-removes-water-restores-lubricity","title":"Howes Diesel Defender diesel injector cleaner \u0026 lubricator 2×64 oz — removes water, restores lubricity","description":"\u003cp\u003e\u003cstrong\u003eHowes Diesel Defender is a concentrated diesel injector cleaner and lubricator sold as two 64-ounce bottles designed to clean injectors, remove water and increase lubricity for better engine protection and fuel economy.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDiesel Defender combines high lubricity with an advanced IDX4 detergent to tackle deposits and safeguard fuel system components. Formulated without alcohol, it demulsifies and removes free water from diesel rather than dispersing it, helping keep combustion clean and consistent. This two-bottle pack gives you enough product for multiple treatments on light- to heavy-duty equipment and is engineered to meet or exceed common industry wear standards.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this product protect injectors and fuel system parts?\u003c\/h3\u003e\n\u003cp\u003eDiesel Defender blends extra lubricity with a detergent package that attacks carbon and varnish on injectors and internal components. By reducing abrasive wear scars and dissolving deposits, it helps maintain nozzle spray patterns and pump sealing surfaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProvides up to 2.5x more lubricity versus many competitors, reducing metal-on-metal wear.\u003c\/li\u003e\n  \u003cli\u003eIDX4 detergent targets Internal Diesel Injector Deposits (IDID) and system varnish.\u003c\/li\u003e\n  \u003cli\u003eIndependent lab HFRR wear-scar results show strong protection vs. ASTM D975 benchmarks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this actually improve my fuel economy and performance?\u003c\/h3\u003e\n\u003cp\u003eKeeping injectors clean and removing water leads to more complete combustion and a steadier fuel spray, which can yield measurable economy improvements. Howes guarantees a minimum 5% increase in fuel economy when used as directed and regularly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCleaner injectors restore proper spray patterns for efficient combustion.\u003c\/li\u003e\n  \u003cli\u003eWater removal reduces incomplete burn and misfires caused by fuel contamination.\u003c\/li\u003e\n  \u003cli\u003eRegular treatments help maintain peak performance over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does Diesel Defender handle water in diesel fuel safely?\u003c\/h3\u003e\n\u003cp\u003eUnlike alcohol-based additives that emulsify water, Diesel Defender is petroleum-based and demulsifies free water so it can be safely removed. This approach avoids introducing solvents that may harm seals or fuel system components.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDemulsifies and helps remove free water from the fuel tank and lines.\u003c\/li\u003e\n  \u003cli\u003eAlcohol-free formula reduces risk of seal swelling or solvent-related damage.\u003c\/li\u003e\n  \u003cli\u003eLeaves only fuel to atomize properly at the nozzle for consistent combustion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow many treatments will two 64-ounce bottles provide and how should I use them?\u003c\/h3\u003e\n\u003cp\u003eThe 2-pack supplies enough concentrate for multiple full-tank treatments depending on tank size and dilution rate. Follow the label directions for dosage—typically added directly to the tank—so the IDX4 detergent and lubricity agents can circulate and clean the entire fuel system.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo 64-ounce bottles offer coverage for several treatments on most vehicles and equipment.\u003c\/li\u003e\n  \u003cli\u003eUse as a preventive maintenance step or as a restorative treatment over a few fill cycles.\u003c\/li\u003e\n  \u003cli\u003eMix directly into the tank and run the engine to allow circulation through injectors and pumps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Diesel Defender is suited to owners and technicians of diesel cars, pickups, commercial trucks, agricultural machines, construction equipment, and generators who want to protect high-pressure fuel systems, remove water safely, and improve fuel economy without alcohol-based solvents. Ideal for fleets and heavy-duty users seeking a concentrated, lab-backed formula for routine maintenance or injector restoration.\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: Is Diesel Defender safe for modern common-rail diesel engines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The alcohol-free, petroleum-based formula is compatible with modern common-rail systems and protects injectors and pumps when used per directions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How soon will I see fuel economy improvements?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Users typically notice improved economy after one to three treatments; Howes guarantees at least a 5% increase with regular use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Howes","offers":[{"title":"Default Title","offer_id":67585927184569,"sku":"B0CR8124QV","price":126.44,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/howes-diesel-defender-front-label.jpg?v=1790480119","url":"https:\/\/redleafauto.ca\/products\/howes-diesel-defender-diesel-injector-cleaner-lubricator-2-64-oz-removes-water-restores-lubricity","provider":"Redleaf Auto","version":"1.0","type":"link"}