Jacobs Vehicle Systems has launched a new Engine Brake for the Cummins ISX 11.9 diesel engine. The new Model 460 Engine Brake by Jacobs was developed in conjunction with Cummins engineers to provide ...
The Cummins ISX remains the backbone of North American heavy-duty fleets, but 2025-2026 data shows a sharp rise in EGR valve failures and DPF regeneration issues that threaten to stall operations.