Jacobs Vehicle Systems is proud to partner with diesel engine manufacturers globally to provide integrated and aftermarket solutions for the commercial vehicle industry. Please contact your engine manufacturer’s parts and service network for product-related and technical inquiries related to the engine brake. You can also visit our parts, service, and support page to find a part number cross-reference tools, parts and service literature, and more.
CAT
CAT Technical Support
+1 (800) 447-4986
Cummins
Cummins Technical Support
+1 (800) 286-6467
DAF
DAF Technical Support
+31 (0) 40 214 9111
Daimler Trucks North America
DTNA Technical Support
+1 (503) 745-8000
Detroit Diesel
Detroit Technical Support
Deutz
Deutz Technical Support
+49 (0) 221 822 0
Freightliner
Freightliner Technical Support
HINO
HINO Technical Support
+1 (248) 442-9077
Hyundai
Hyundai Technical Support
International Trucks
International Technical Support
+1 (877) 854-8154
Kenworth
Kenworth Technical Support
+1 (425) 828-5000
MACK
MACK Technical Support
+1 (800) 866-1177
Mitsubishi Fuso
Mitsubishi Fuso Technical Support
Navistar
Navistar Technical Support
+1 (331) 332-5000
PACCAR
PACCAR Technical Support
PACCAR Parts
PACCAR Parts Online
Peterbilt
Peterbilt Technical Support
+1 (800) 473-8372
+1 (940) 591-4000
Renault Trucks
Renault Technical Support
Volvo Trucks
Volvo Technical Support
+46 31 66 60 00