Hot Shot's Secret says as a severe-duty diesel oil, the Green Diamond Fleet line is a replacement for any CF-4, CJ-4, CI-4 and CI ...

Blue Diamond PAO diesel engine oil line now includes a 10W-30 offering for heavy-duty use, diesel-powered vehicles. The Blue Diamond PAO diesel engine oil line has been expanded with a 10W-30 ...

Recommended for most diesel applications, the 100% purely synthetic engine oil is infused with Hot Shot’s Secret FR3 Nano Technology and a CK-4 additive package. Developed for severe-duty fleets ...

Vasko, also sponsored by Hot Shot’s Secret, is the first diesel to travel in the 5s in the 1/4 mile with his record setting 5.915 seconds at 229.55 mph. Vasko’s 5 second pass occurred during ...