SKU: P4D-DIRS-G
DIRS-G Differential Brace for 2009-2014 V8 Chargers / Challengers / 300 RWD
Launched in 2019, Per4Mance Development reinvented the differential brace with a precision-engineered two-piece system that strengthens the rear differential while maintaining OEM ride comfort. The DIRS-G integrates seamlessly with factory IRS systems, improving traction, reducing wheel hop, and eliminating flex in high-horsepower setups.
Made from CNC-machined T-6061 billet aluminum, this brace is ideal for street, strip, and track applications ensuring the rear differential can handle the torque of 600–800 HP setups found in modern SRT and HEMI V8 models.
Benefits
- Enhanced Traction & Control: Reduces wheel hop and rear differential movement.
- Durability: Reinforces the Getrag 226 differential to prevent case failure under heavy load.
- OEM-Like Ride Quality: Maintains factory NVH levels with no harshness added.
- Quick Installation: Installs in approximately 15 minutes with no special tools required.
Included Hardware
- OEM-style differential bushing
- ARP fasteners & US-made galvanized bolt
- Tool-less inserts & printed instructions
- Access channels for fill / drain plugs
Specifications
- Material: CNC T-6061 Billet Aluminum – Made in USA
- Finish: Hard Anodized Black
- Compatibility: Fits most aftermarket exhausts (excluding aFe)
- Fitment Note: Requires Getrag 226 differential with cooling fins (smooth case not compatible)
Fitment
- Dodge Charger (2009-2014 RWD V8): 5.7L HEMI, 6.1L SRT8, 6.4L SRT8
- Dodge Challenger (2008-2014 RWD V8): 5.7L HEMI, 6.1L SRT8, 6.4L SRT8
- Chrysler 300 (2009-2014 RWD V8): 5.7L HEMI, 6.1L SRT8, 6.4L SRT8
- Additional Fitment: 2006-2008 Charger / 300 / Magnum with Getrag 226 swap
Warranty & Support
Backed by Per4Mance Development’s 30-day satisfaction guarantee and Black Ops Auto Works support policy. Warranty coverage may vary based on installation conditions and power levels.





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