Exhaust brake quit working
Lets try this again! Need some help. Cummins 400 isl, spartan chasis 2006 travel supreme. I guess next will be taking it to a tech!
Forum Discussion
2-stage exhaust brake? Are you sure? Not an engine brake? I believe a 2-stage is an engine brake.
An engine brake is much more effective.
An engine brake is much more effective.
