{"product_id":"otr-noat-concentrate-antifreeze-coolant-1-gallon-heavy-duty-diesel","title":"OTR NOAT Concentrate Antifreeze\/Coolant – 1 Gallon | Heavy Duty Diesel","description":"\n\u003ch2\u003eOTR NOAT Concentrate Antifreeze\/Coolant – 1 Gallon\u003c\/h2\u003e\n\n\u003cp\u003eKeep your heavy-duty diesel engine cooling system protected with \u003cstrong\u003eOTR NOAT Concentrate Antifreeze\/Coolant – 1 Gallon\u003c\/strong\u003e. This ethylene glycol-based coolant is formulated to help protect engine cooling systems against corrosion, rust, freezing, and overheating in demanding commercial truck applications.\u003c\/p\u003e\n\n\u003cp\u003eUsing \u003cstrong\u003eNitrited Organic Acid Technology (NOAT)\u003c\/strong\u003e, this concentrated antifreeze is intended for cooling systems that specify a compatible NOAT coolant formulation. It is an excellent maintenance option for commercial truck fleets, diesel repair shops, owner-operators, and heavy-duty equipment operators.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This product is a concentrated antifreeze\/coolant and must be properly diluted with water before use. It is not a ready-to-use 50\/50 premix.\u003c\/p\u003e\n\n\u003ch2\u003eOTR NOAT Concentrate Coolant Features \u0026amp; Benefits\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty NOAT Formulation:\u003c\/strong\u003e Nitrited Organic Acid Technology for compatible diesel engine cooling systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Protection:\u003c\/strong\u003e Helps protect cooling system metals against corrosion and rust.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFreeze Protection:\u003c\/strong\u003e Helps prevent coolant freezing when diluted to the appropriate concentration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverheating Protection:\u003c\/strong\u003e Supports effective engine temperature regulation and cooling system performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEthylene Glycol-Based:\u003c\/strong\u003e Formulated for dependable antifreeze and coolant performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConcentrated Formula:\u003c\/strong\u003e Allows preparation of the coolant mixture according to engine manufacturer recommendations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial Truck Applications:\u003c\/strong\u003e Suitable for compatible heavy-duty diesel engine cooling systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConvenient 1-Gallon Container:\u003c\/strong\u003e Ideal for maintenance, coolant replacement, and repair shop inventory.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat Is NOAT Antifreeze\/Coolant?\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eNOAT stands for Nitrited Organic Acid Technology.\u003c\/strong\u003e This type of coolant combines organic acid corrosion inhibitors with nitrite-based protection and is commonly used in certain heavy-duty diesel engine cooling systems.\u003c\/p\u003e\n\n\u003cp\u003eNOAT coolant formulations are designed to help protect engine cooling system components, including radiators, cylinder liners, water pumps, and other metal surfaces, when used in approved applications.\u003c\/p\u003e\n\n\u003cp\u003eNot all heavy-duty engines require NOAT coolant. Some manufacturers specify nitrite-free OAT, conventional coolant, or other proprietary coolant technologies. Always confirm the required coolant specification before use.\u003c\/p\u003e\n\n\u003ch2\u003eHeavy-Duty Diesel Engine Cooling System Protection\u003c\/h2\u003e\n\n\u003cp\u003eCommercial diesel engines operate under demanding loads and temperatures. Maintaining the correct coolant chemistry and concentration is essential for protecting cooling system components and supporting reliable engine operation.\u003c\/p\u003e\n\n\u003cp\u003eOTR NOAT Concentrate Antifreeze\/Coolant helps provide:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eProtection against cooling system corrosion\u003c\/li\u003e\n\u003cli\u003eProtection against rust formation\u003c\/li\u003e\n\u003cli\u003eFreeze protection when properly diluted\u003c\/li\u003e\n\u003cli\u003eBoil-over resistance when used in a properly functioning cooling system\u003c\/li\u003e\n\u003cli\u003eSupport for efficient heat transfer and temperature regulation\u003c\/li\u003e\n\u003cli\u003eProtection for compatible heavy-duty cooling system components\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eConcentrated Antifreeze – Dilution Instructions\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eOTR NOAT Concentrate must be mixed with water before being added to the engine cooling system.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eA 50\/50 mixture of antifreeze concentrate and suitable water is commonly used in heavy-duty cooling systems, provided this concentration is approved by the engine manufacturer and product label.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e50% Coolant Concentrate:\u003c\/strong\u003e 1 gallon of OTR NOAT Concentrate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50% Water:\u003c\/strong\u003e 1 gallon of suitable water\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate Final Volume:\u003c\/strong\u003e 2 gallons of mixed coolant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eUse deionized or distilled water when recommended by the coolant or engine manufacturer. Always follow the product label for approved mixing ratios and verify the final coolant concentration with an appropriate test instrument.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo not pour undiluted concentrate into a cooling system unless specifically instructed by the applicable service procedure.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eCompatible Heavy-Duty Truck Applications\u003c\/h2\u003e\n\n\u003cp\u003eOTR NOAT Concentrate Antifreeze\/Coolant is intended for compatible commercial diesel engines and equipment that require a nitrited organic acid technology coolant.\u003c\/p\u003e\n\n\u003cp\u003ePotential applications include properly specified cooling systems in:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eHeavy-duty semi trucks\u003c\/li\u003e\n\u003cli\u003eCommercial diesel trucks\u003c\/li\u003e\n\u003cli\u003eFleet vehicles\u003c\/li\u003e\n\u003cli\u003eVocational trucks\u003c\/li\u003e\n\u003cli\u003eConstruction equipment\u003c\/li\u003e\n\u003cli\u003eIndustrial diesel equipment\u003c\/li\u003e\n\u003cli\u003eOther engines requiring a compatible NOAT coolant\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eFitment Note:\u003c\/strong\u003e Coolant compatibility is determined by the engine manufacturer's required coolant specification, not simply the truck brand or engine manufacturer. Verify compatibility before use, especially when servicing Detroit Diesel, Cummins, PACCAR, Volvo, Mack, or International engines.\u003c\/p\u003e\n\n\u003ch2\u003eWhen Should You Replace Diesel Engine Coolant?\u003c\/h2\u003e\n\n\u003cp\u003eCoolant condition should be evaluated according to the engine manufacturer's maintenance schedule and the coolant supplier's testing recommendations.\u003c\/p\u003e\n\n\u003cp\u003eCooling system service may be necessary when:\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003eCoolant testing indicates depleted corrosion protection\u003c\/li\u003e\n\u003cli\u003eCoolant is contaminated with oil, fuel, or debris\u003c\/li\u003e\n\u003cli\u003eCoolant concentration is outside the approved range\u003c\/li\u003e\n\u003cli\u003eThe cooling system has undergone major repairs\u003c\/li\u003e\n\u003cli\u003eCoolant chemistry is unknown or incompatible\u003c\/li\u003e\n\u003cli\u003eThe specified coolant service interval has been reached\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAlways inspect hoses, radiator connections, the water pump, thermostat, and other cooling system components during maintenance.\u003c\/p\u003e\n\n\u003ch2\u003eOTR NOAT Concentrate Antifreeze\/Coolant Specifications\u003c\/h2\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e OTR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e NOAT Concentrate Antifreeze\/Coolant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Heavy-Duty Engine Antifreeze\/Coolant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnology:\u003c\/strong\u003e Nitrited Organic Acid Technology (NOAT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluid Base:\u003c\/strong\u003e Ethylene Glycol\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Concentrate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContainer Size:\u003c\/strong\u003e 1 Gallon (128 fl oz)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistributor Part Number:\u003c\/strong\u003e PTAF2301F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed Manufacturer Part Number:\u003c\/strong\u003e 11201\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Compatible Heavy-Duty Engine Cooling Systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDilution Required:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 Gallon Container\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCoolant Compatibility \u0026amp; Mixing Precautions\u003c\/h2\u003e\n\n\u003cp\u003eDo not mix different coolant technologies unless compatibility is specifically confirmed by the coolant and engine manufacturers. Mixing incompatible coolants may reduce corrosion protection or affect the cooling system's maintenance requirements.\u003c\/p\u003e\n\n\u003cp\u003eCoolant color alone is not a reliable indicator of chemical compatibility. Verify the coolant type, specifications, and service history before topping off or replacing coolant.\u003c\/p\u003e\n\n\u003ch2\u003eSafety \u0026amp; Handling Information\u003c\/h2\u003e\n\n\u003cp\u003eThis product contains ethylene glycol, which is harmful if swallowed. Keep away from children and animals, avoid unnecessary skin contact, and follow all label and Safety Data Sheet instructions.\u003c\/p\u003e\n\n\u003cp\u003eNever remove the radiator or expansion tank cap while the cooling system is hot or pressurized. Collect used antifreeze and dispose of it according to applicable environmental regulations.\u003c\/p\u003e\n","brand":"OTR","offers":[{"title":"Default Title","offer_id":67678437998637,"sku":null,"price":18.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/4526\/0845\/files\/PTAF2301F_-2.jpg?v=1792043967","url":"https:\/\/performancedieselgroup.com\/products\/otr-noat-concentrate-antifreeze-coolant-1-gallon-heavy-duty-diesel","provider":"Performance Diesel Group","version":"1.0","type":"link"}