SKU: 16-94-2650 | UPC: 850082263097
PDS 8HP51 High Performance Billet Race Torque Converter – 26/50 Stator – AWD for 2011-2020 BMW X3 X4 X5
This PDS torque converter upgrades ZF 8HP51 AWD transmissions in BMW X3 X4 X5 models with billet construction for high horsepower durability. The 26/50 stator delivers higher stall speeds up to 5000 RPM for faster acceleration off the line. Ideal for racing and street performance builds handling over 1000 HP.
Key Features
- Billet 4340 Steel Impeller & Turbine: Resists flex and failure under extreme torque and RPM loads for reliable power transfer
- 26/50 Multi-Stage Stator: Provides progressive stall from 2600 RPM cruising to 5000 RPM full race for versatile performance
- Billet Aluminum Front Cover: Lightweight yet strong design reduces rotational mass while sealing perfectly
- Furnace Brazed Fins: Ensures leak-free operation and maximum heat dissipation during prolonged high-load use
- Precision Balanced Assembly: Factory balanced to 1500 RPM minimizes vibrations and extends transmission life
Product Notes
- Requires matching PDS billet flexplate for optimal fit and performance
- Break-in period of 500 easy miles recommended before full throttle use
- Ships fully assembled and ready for professional installation
Installation Notes
- Professional installation recommended.
- Torque converter bolts to 40 ft-lbs in star pattern. verify spline count matches OEM 34-spline input
- Compatible with OEM pump stator support. no modifications needed for 8HP51 AWD housings
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2011-2017 | BMW | X3 | xDrive28i xDrive35i |
| 2014-2018 | BMW | X4 | xDrive28i xDrive35i xDrive M40i |
| 2013-2018 | BMW | X5 | xDrive35i xDrive40i |
| 2012-2016 | BMW | 3 Series | 335i xDrive |
| 2012-2017 | BMW | 5 Series Gran Turismo | 535i xDrive |
Why Choose PDS?
- Decades of torque converter expertise in drag racing and motorsports
- Uses aerospace-grade materials and CNC machining for exact tolerances
- Dyno-tested in real-world high HP applications for proven reliability
Frequently Asked Questions
- Q: Will this fit my BMW X3 xDrive35i with N55 engine?
A: Yes fits all 2011-2017 X3 xDrive models with ZF 8HP51 AWD transmission code - Q: What materials are used in construction?
A: Billet 4340 steel for impeller turbine stator plus billet aluminum cover and TIG-welded components - Q: What is the warranty and installation support?
A: 1-year unlimited mileage warranty. includes detailed install guide and tech support line
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined box 24 x 24 x 12 inches
- Weight: 38 lbs product / 45 lbs shipped





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