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SKU: 16-97-2065
PDS 8HP50 High Performance Billet Race Torque Converter - 20/65 Stator - RWD Fits 2015-2021 BMW M3/M4
This PDS torque converter upgrades ZF 8HP50 transmissions in 2015-2021 BMW M3 and M4 RWD models with S55 engines. Built from billet materials it handles over 1200 horsepower for drag strip launches and track performance. The 20/65 stator delivers a 2800-4500 RPM stall speed for quicker acceleration and firmer shifts.
Key Features
- Billet Front and Rear Covers: CNC-machined 6061-T6 aluminum withstands extreme torque and heat in race conditions
- 20/65 Stator Design: Custom angles provide progressive stall for optimal launch RPM on turbocharged S55 engines
- 9-Disc Lockup Clutch: Direct drive efficiency on street with instant lockup under high load
- Furnace-Brazed Fins: TIG-welded turbine and impeller vanes resist ballooning at high boost levels
- Precision SFI Balancing: Factory balanced to 1500 RPM eliminates vibrations and ensures smooth operation
Product Notes
- Direct replacement for stock 8HP50 converter no modifications required
- Designed for racing use pair with upgraded valve body for best results
- Special order item production lead time 5-7 business days
Installation Notes
- Professional installation recommended.
- Transmission removal required use OEM torque specs for flexplate bolts 74 ft-lbs
- Compatible with stock mounting hardware and pilot bushing
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2018 | BMW | M3 | Base (F80 RWD S55) |
| 2015-2020 | BMW | M4 | Base (F82 RWD S55) |
| 2015-2021 | BMW | M4 | Convertible (F83 RWD S55) |
| 2019-2021 | BMW | M2 | Competition (F87 RWD S55) |
Why Choose PDS?
- Race-proven in NHRA and track events with multiple championship wins
- Hand-built by specialists using aerospace-grade materials
- Engineered for 8HP50 transmissions with exact OEM tolerances
Frequently Asked Questions
-
Q: Will this fit my 2017 BMW M4 RWD?
A: Yes it bolts directly into all 2015-2021 F82/F83 M4 RWD models equipped with the factory ZF 8HP50 and S55 engine. -
Q: What materials are used in construction?
A: Billet 6061-T6 aluminum covers heavy-duty steel impeller and turbine shells with TIG-welded brazed fins throughout. -
Q: What warranty is provided?
A: 12-month limited warranty covers manufacturing defects when installed by certified shop excludes abuse or racing misuse.
Shipping & Handling
- Method: UPS Ground or FedEx Home Delivery
- Availability: Special order ships in 5-7 business days
- Packaging: Secure double-wall box 24 x 24 x 14 inches
- Weight: 44 lbs product 55 lbs shipping
Pure Drivetrain Solutions (PDS)
Pure Drivetrain Solutions (PDS) – Performance Drivetrain Upgrades for Modern AutomaticsPure Drivetrain Solutions (PDS) engineers complete drivetrain upgrade systems for modern high-performance vehicles. Trusted by professional builders, performance shops, and serious enthusiasts, PDS components are purpose-built to handle elevated torque and horsepower demands — from daily-driven street builds to all-out forced-induction race cars.ZF 8HP & Ford 10R Performance TransmissionsPDS offers staged transmission solutions and critical upgrade components for the most popular modern automatic platforms, including the ZF 8HP and Ford 10R-series. Engineered to improve torque capacity, thermal management, and shift consistency without sacrificing street drivability. Increased clutch holding capacity for high-torque applications Improved fluid control and thermal management Enhanced durability under forced induction and high-RPM loads Consistent, repeatable shift performance on street and trac...
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