
Sinister Diesel Steering Box Brace for 2003–2009 Dodge Ram 2500/3500 4x4
Add steering-system support to your 2003–2009 Dodge Ram 2500 or 3500 4x4 with the Sinister Diesel Steering Box Brace. Designed for Cummins-powered pickups, this brace helps reduce steering-box-related play and improve steering stability.
Steel construction, laser-cut brackets and TIG-welded joints form a sturdy support assembly. A black powder-coated finish adds protection and a clean look, while the included installation hardware helps you get the job underway without sourcing separate mounting hardware.
Key features
- Steel construction with laser-cut brackets.
- TIG-welded assembly.
- Black powder-coated finish for added protection and durability.
- Designed to improve steering-system stability.
- Required installation hardware included.
Vehicle fitment
2003–2009 Dodge Ram 2500 and 3500 4x4 pickups with the 5.9L or 6.7L Cummins diesel engine, as applicable to the model year.
What's included
- 1 Sinister Diesel steering box brace.
- Required installation hardware.
Installation note
Estimated installation time is approximately one hour; actual time depends on your truck's condition and your experience. Inspect worn steering components when diagnosing steering play; a brace is not a substitute for necessary repairs.

