With more advanced engine metallurgy and design, and the demand for increased fuel efficiency and lower emissions, engine operating temperatures have increased more than 40 F in the last 50 years.

CCJ's 10-44 is brought to you by Chevron Delo heavy duty diesel engine oil. Now there's even more reasons to choose Delo. We're talking coolants again this week, but this time how to know when you've ...

Prestone Products Corp. announced it has heavy-duty test kits, test strips and a refractometer for antifreeze/coolant analysis, offering convenience in checking the status of protective fluids.

Spectro Scientific’s CoolCheck 2 Coolant Analyzer is designed to automatically test coolant systems and diesel exhaust fluid. The CoolCheck 2 is a touchscreen analyzer that makes use of broadband ...

PEAK, a division of Old World Industries, has released Final Charge coolant testing strips to measure the quality of engine coolant in commercial vehicles. “We all know that high-performing, fully ...

I recently took my '95 VW GTI VR6 with 110,000 miles on it in to have the coolant changed and the thermostate replaced. The guys at the shop said that after they were done, they ran a test and found ...