WhistlinDiesel goes off in a full 20-minute takedown of Cummins diesel truck culture ... he uncovers a mess of sketchy wiring, mismatched turbos, failing suspension, and a turn signal that ...

Cummins engines have more than just a deep diesel rumble. They have a signature sound that sets them apart. But what causes ...

Rumsey, who has spent the last 25 years at Cummins first as a mechanical engineer and later as an executive, noted in her ...