SKU: 16-96-2065
PDS 8HP50 High Performance Billet Race Torque Converter – 20/65 Stator – AWD 2014-2021 BMW xDrive
Upgrade your ZF 8HP50 AWD transmission with the PDS billet race torque converter designed for high-horsepower BMW xDrive models from 2014 to 2021. The 20/65 stator delivers precise stall control from 2200 RPM to 5800 RPM for explosive launches in drag and circuit racing. Built to withstand 1200+ HP this unit ensures reliable power transfer without failure.
Key Features
- Billet Aluminum Front Cover: CNC machined 6061-T6 resists ballooning and flex under extreme boost and heat for consistent performance lap after lap
- 20/65 Stator Design: Variable pitch fins provide 2200-5800 RPM stall tailored to N55 B58 and S55 engines optimizing launch RPM and multiplication
- Billet Lockup Piston: Multi-disc clutch engages firmly at high RPM reducing slip and heat while maintaining drivability on street or strip
- Furnace Brazed Impeller and Turbine: Welded steel shells endure aggressive driving with zero brazing separation common in stock units
- Precision Balanced Assembly: Dampens vibrations for smoother shifts and longer transmission life in AWD applications
Product Notes
- Direct replacement for OEM torque converter no modifications needed to transmission housing
- Break-in required 500 easy miles before full throttle use to seat components properly
- Heavy item ships via ground carrier expect secure double-box packaging
Installation Notes
- Professional installation recommended.
- Transmission removal required use OEM fill fluid ZF Lifeguard 8 or equivalent
- Matches stock flexplate and input shaft no pilot bearing changes
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2014-2016 | BMW | 2 Series | M235i xDrive |
| 2017-2021 | BMW | 2 Series | M240i xDrive |
| 2014-2017 | BMW | 4 Series | 435i xDrive |
| 2016-2020 | BMW | 4 Series | 440i xDrive |
| 2014-2016 | BMW | 5 Series | 535i xDrive |
| 2013-2017 | BMW | X3 | xDrive35i |
| 2014-2018 | BMW | X4 | xDrive35i |
Why Choose PDS?
- Track-proven in BMW racing series like VLN and NASA
- Hand-built with aerospace-grade materials for durability
- Engineered specifically for ZF 8HP AWD with dyno-tested results
Frequently Asked Questions
- Q: Will this fit my 2018 M240i xDrive with B58 engine?
A: Yes direct bolt-in for all 8HP50 AWD equipped 2014-2021 BMW xDrive models including N55 and B58 variants - Q: What materials are used in construction?
A: Billet 6061-T6 aluminum cover billet steel piston furnace-brazed 4340 steel shells all TIG welded - Q: What warranty coverage applies?
A: 12-month unlimited mileage warranty against manufacturing defects when installed by certified shop
Shipping & Handling
- Method: UPS or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Double-wall cardboard box 22 x 22 x 14 inches
- Weight: 42 lbs








