A Look at Delo, Delvac, and Rotella SAE 15W-40 Heavy-Duty

May 5, 2020

Chevron Delo 400 SDE Heavy Duty Diesel Engine Oil
SAE 15W-40
API CK-4/SN, CJ-4, CI-4 PLUS

The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories. Read More>

Mobil Delvac 1300 Super Heavy Duty Diesel Engine Oil
SAE 15W-40
API CK-4, CJ-4, CI-4 PLUS/SN

Shell Rotella T4 Heavy Duty Diesel Engine Oil
SAE 15W-40
API CK-4, CJ-4, CI-4 PLUS, CI-4, CH-4

Shell Rotella T5 Synthetic Blend Heavy Duty Diesel Engine Oil
SAE 15W-40
API CK-4, CJ-4, CI-4 PLUS, CI-4, CH-4

CONSUMER ADVISORIES AND ALERTS

ADVISORIES, CONSUMER ALERTS, AND DON’T BUYS Consumer Alert A CONSUMER ALERT is issued by PQIA when the product tested has a significant

PASSENGER CAR MOTOR OIL

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/PASSENGER CAR MOTOR OIL Passenger car motor oil is the lifeblood of your engine. In addition to lubricating moving

HEAVY DUTY DIESEL ENGINE OIL

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/HEAVY DUTY DIESEL ENGINE OIL Heavy duty diesel engine oils are formulated to meet the

AUTOMATIC TRANSMISSION FLUID

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/AUTOMATIC TRANSMISSION FLUID Automatic Transmission Fluids are carefully balanced to

ANTIFREEZE & COOLANT

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY FOR ANTIFREEZE & COOLANT Antifreeze/coolant is critical for protecting engines. The primary