Full Synthetic Diesel Engine Oil  

CountryMark Advantage™ Full Synthetic Heavy Duty Diesel Engine Oil is engineered for hard-working diesel engines. This unique formulation offers outstanding wear protection, oil consumption control and extended-drain technology. Available in SAE 5W40 

Key Features

Extended Drain: Designed with advanced technology which extends oil drain intervals, improves soot control, provides faster lubrication during cold starts and maximizes total engine performance. 

Improved Fuel Economy: Delivers greater than 2 percent fuel economy over conventional oils under all driving conditions.

Additive Technology: Delivers exceptional low-temperature flow properties, oxidation stability, viscosity retention and deposit control helping to enhance engine protection. Superior additive technology also provides added varnish and sludge protection to keep engines clean by minimizing deposit formation and significantly better soot handling capability than other oils.

 

Synthetic Blend Diesel Engine Oil



CountryMark Advantage™ Synthetic Blend Heavy Duty Diesel Engine Oil is uniquely formulated to offer better performance than API CJ-4 lubricants and it is designed to help meet latest government regulations requiring improved fuel efficiency performance plus it provides enhanced protection against viscosity loss due to shear and improved oil aeration. 
This distinctive formulation offers outstanding wear protection, oil consumption control and extended-drain technology. Available in SAE 10W30.

Key Features

Exceptional Wear Protection: Minimizes soot-related abrasive wear and offers outstanding cylinder, bearing and wear results. Enhanced soot control reduces engine wear and extends engine life.

Enhanced Performance and Extended Drain: Designed with advanced technology which extends oil drain intervals, improves soot control, provides faster lubrication during cold starts, and maximizes engine performance.

Exceptional Properties: Improved oxidation protection and aeration control. Outstanding cross-head and injector screw weight loss and exceptional bore polish and cylinder wear results. 

Heavy Duty Diesel Engine Oil



CountryMark Advantage™ Heavy Duty Diesel Engine Oil is engineered for hard-working diesel engines and offers better performance than API CJ-4 lubricants. It is formulated to help meet latest government regulations requiring improved fuel efficiency performance plus it provides enhanced protection against viscosity loss due to shear and improved oil aeration. This consistent formulation offers outstanding wear protection, oil consumption control and extended-drain technology. Available in SAE 15W40

Key Features

Exceptional Wear Protection: Minimizes soot-related abrasive wear and offers outstanding cylinder, bearing and ring wear results. 

Enhanced Performance and Extended Drain: Designed with advanced technology which extends oil drain intervals, improves soot control, provides faster lubrication during cold starts, and maximizes engine performance. 

Exceptional Properties: Improved oxidation protection and aeration control. Outstanding cross-head and injector screw weight loss and exceptional bore polish and cylinder wear results.


 

Fueling Freedom to raise money for military families
On Friday, June 23 between noon and 5 p.m. at participating CountryMark fuel stations, CountryMark will donate to local National Guard Family Readiness Groups.
 
CountryMark fuels new History on Wheels traveling exhibit
The Indiana Historical Society recently debuted a one-of-a-kind history experience focused on sharing Indiana's auto heritage. CountryMark is proud to serve as the key fuel sponsor for the History on Wheels traveling exhibit for 2017.
 
New Kentucky retail site features CountryMark premium fuels
Motorists have a convenient, new option to fuel up with CountryMark's premium gasoline and diesel fuel right off of Interstate 69 in Madisonville, Ky.
 
City of Fort Wayne: Why We Run a CountryMark Biodiesel Blend
"We have been very pleased with our CountryMark biodiesel blend .."
 
MITS: Why We Run a CountryMark Biodiesel Blend
"We have been running a CountryMark biodiesel blend in our fleet for 12 years and have experienced no issues ..."
 
 

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