Collection: 15W-40 Denver Oil Synthetic Blend Super

Denver Oil’s Synthetic Blend Super 15W-40 motor oil is formulated to endure common trucking high-mileage stress. Tested to meet the demands of diesel motors, this superior motor oil blend combines premium base stocks with next-generation additive technology to produce our most fuel efficient cleanest burning heavy-duty oil to date. 

With protective and lubricating properties exceeding OEM specifications including those from Ford, Cummings, Detroit Diesel, Mack, Volvo, Renault, Mercedes, MAN and Deutz, as well as, recommended by leading heavy equipment manufacturers such as John Deere, Kubota, Massey Ferguson, JJ Case, Allis Chalmers and International Harvester, this Synthetic Super 15W-40 motor oil is becoming a first choice for optimal trucking and heavy equipment performance. 

FEATURES:

• Low-ash formulation extends catalyst life
• 2x better corrosion control than the new API standards
• Protects cylinders up to 80x more than Daimler standards
• Improved protection from thermal and oxidative breakdown
• Excellent anti-wear, anti-foam and and anti-rust properties
• Up to 63% better soot control than previous CJ-4 formulations
• Protects piston rings up to 2.5x better than its CJ-4 predecessor
• Extremely shear stability preventing viscosity loss
• Compatible with both diesel and gasoline engines
• Improved TBN retention over previous diesel engine oils