Driven Racing Oil DZL Diesel motor oil is a heavy-duty oil created for diesel-powered pickups, RVs, and toter homes.

• Synthetic formulation chosen for the best performance of API CK-4 formulations
  
• Formulated for extreme duty cycles encountered while towing heavy loads, powering steep grades and high idle time
  
• Offers protection and oxidation resistance for highly rated diesel engines operating in severe service conditions
  
• Heavy-duty detergent/dispersant package provides superior engine cleanliness
  
• Optimal soot control to prevents abrasive wear and oil thickening
  
• Strong TBN retention and oxidation stability for protection throughout oil change interval
  
• Excellent low temperature pumpability at start up for increased engine life
  
• Performance benefits in both on- and off-road applications
  
• Recommended for use when API CK-4 Diesel Engine Oil 15W-40 viscosity grade is specified