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Better Performance. TOP TIER™ Approved Diesel was created to promote better fuel quality to maintain fuel economy, reduce maintenance costs, and reduce vehicle downtime. The performance standard is to be used in tandem with regional specifications or regulations. The TOP TIER™ Diesel Fuel Performance Standard requires additive packages to ...
- Fleet
In addition to the requirements of ASTM D975 and D7467...
- Retailer
Obtain gasoline or diesel fuel containing your approved TOP...
- Gasoline
The number of sponsors has grown over the years and now...
- OEMS
The detergency package is validated at an independent ISO...
- Publications
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- About
TOP TIER™ Approved Diesel was created to promote better fuel...
- News & Events
For TOP TIER™ Approved Diesel qualification, provide...
- Fuel Stations
TOP TIER™ is a fuel performance standard written by auto...
- Fleet
Mar 9, 2023 · Brands like Cenex are pushing premium diesel and highlighting its benefits like: “A premium diesel has a higher cetane number, better lubricity and includes detergents that provide injector-cleaning capability versus standard No. 2 diesel. Cetane measures a fuel’s ignition delay. Higher cetane equals a shorter delay and better ignition ...
- Tim Esterdahl
Aug 22, 2023 · The premium at Kwik Trip has higher cetane and lubrication additives and isn't bio. So, it gets better mpg in my trucks. I still run a tank of their #2 which is 5-20% bio every once in a while to help clean the system out and the higher lubrication that bio is good for. 2023 Silverado 1500 LTZ CCSB, 3.0 LZ0, Summit White, iDash 1.24.11.
Aug 5, 2024 · Over 50 major brands offer Top Tier gas and diesel fuel in the U.S., which is noted by the trademarked Top Tier logo on the pump, the pump handle, the canopy over the pumps, or in the station window.
- Jim Gorzelany
Collaboratively introduced in 2004 by General Motors, BMW, Toyota, and Honda, TOP TIER™ Approved Gasoline and Diesel have become synonymous with exceptional fuel quality and engine care. Now, they are joined by seven more leading auto manufacturers including Audi, Daimler Truck, Ford, Mercedes-Benz, Navistar, Stellantis, Subaru of America, and Volkswagen.
The TOP TIER™ Diesel Performance Standard requires the use of approved additive packages shown to reduce internal and external injector deposits, and includes specific modern-day engine requirements for: 1) lubricity to decrease wear on pumps and injectors. 2) fuel stability to minimize oxidation degradation that can result in bacterial ...
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Sep 26, 2023 · Premium Diesel: Is enhanced with a blend of specialized additives that can improve lubricity, detergency, stability, and more. These additives can keep the engine cleaner, protect fuel system components, and even extend fuel storage life. Lubricity: Standard #2 Diesel: Provides basic lubrication. Premium Diesel: Contains additives that enhance ...
