SKU: 178313 | UPC: 840232710120
BorgWarner Turbine Housing S300SX3 SX .83 A/R T4 (68/76mm) for 2003-2007 Ram 5.9L Cummins
This BorgWarner turbine housing outfits S300SX3 SX series turbochargers with a .83 A/R ratio and T4 divided inlet flange sized for 68/76mm turbine wheels. It suits high-performance diesel applications on 2003-2007 Ram Cummins 5.9L trucks along with custom S300 builds on Duramax and Power Stroke engines. Expect responsive throttle feel from efficient exhaust flow paired with strong power across the RPM range.
Key Features
- .83 A/R Ratio: Provides balanced spool-up for street and track use while flowing enough for 800+ HP setups
- T4 Divided Inlet: Captures exhaust pulses to drive the turbine wheel efficiently improving low-end torque
- V-Band Outlet: Simplifies clamp connection for leak-free seals and fast servicing
- 68/76mm Turbine Compatibility: Matches SX3 frame center housings for direct bolt-on assembly in mid-size turbo configs
- Cast Iron Build: Withstands extreme EGTs and repeated heat cycles for reliable long-term operation
Product Notes
- Turbine housing only sold complete turbochargers include matching center and compressor sections
- Divided scroll design works best with single sequential turbo setups
- Standard ground shipping applies no LTL freight required
Installation Notes
- Professional installation recommended.
- Bolt pattern matches standard S300SX3 center housing use factory torque specs on T4 flange studs
- V-band clamp needs 8-10 ft-lbs torque ensure clean gasket surfaces for seal
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2007 | Ram | 2500 Pickup | 5.9L Diesel |
| 2003-2007 | Ram | 3500 Pickup | 5.9L Diesel |
| 1998-2002 | Dodge | Ram 2500 | 5.9L Diesel |
| 1998-2002 | Dodge | Ram 3500 | 5.9L Diesel |
| 2007-2009 | Ram | 2500 Pickup | 6.7L Diesel |
| 2007-2009 | Ram | 3500 Pickup | 6.7L Diesel |
Why Choose BorgWarner?
- Supplies OEM turbos for Ford GM and Dodge trucks
- Engineering backed by motorsport wins in NHRA and diesel sled pulling
- Precision castings ensure consistent flow and fit every time
Frequently Asked Questions
- Q: Will this housing bolt to my S300SX3-6768 turbo?
A: Yes it directly fits S300SX3 frames with 68/76mm turbine wheels including SX-E and SX-S variants - Q: What material resists corrosion and heat?
A: Heavy-duty cast iron handles 1600+ deg F EGTs with thick walls for crack resistance - Q: What warranty coverage applies?
A: BorgWarner offers 12 months from purchase date on defects when installed properly
Shipping & Handling
- Method: Standard ground
- Availability: In stock – ships same or next business day
- Packaging: Protective oversize box 16x14x14 inches
- Weight: 28 lbs






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