Tag: PremiumBlue
Results in on Four API CK-4 Diesel Engine Oils
The results are in on the first four samples of diesel engine oil PQIA observed in the market labeled with the new API CK-4 performance specification. Each of the samples examined meet the SAE J300 specification for an SAE 15W-40 along with the phosphorus and Noack volatility requirements needed to meet the new API CK-4… Read More ›
PQIA Examines Four More Diesel Motor Oil Samples
The results of the tests conducted on the second group of Heavy Duty Engine Oil (HDEO) samples are consistent with their labeled claims. Click bottles below for details. Ford Motorcraft Shell Rotella T ProLine Valvoline Premium Blue