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SKU: 16-95-2650 | UPC: 850082263103
PDS 8HP51 High Performance Billet Race Torque Converter - 26/50 Stator - RWD for BMW M-Series 2015-2021
This PDS 8HP51 torque converter upgrades ZF 8HP51 RWD transmissions in BMW M2 M3 M4 and M5 models from 2015 to 2021. The billet design handles extreme horsepower with a 26/50 stator that raises stall speed for quicker launches in drag racing and track events. It ensures firm lockup and heat resistance for consistent performance.
Key Features
- Billet Front Cover: CNC-machined from 6061-T6 aluminum to resist flex and ballooning under 1000+ HP loads
- 26/50 Stator: Variable pitch stator delivers 2600-5000 RPM stall range for optimal engine matching in modified builds
- Furnace-Brazed Fins: Welded impellers and turbine prevent separation at high RPM and boost fluid coupling efficiency
- Multi-Disc Lockup Clutch: Provides direct drive above stall with minimal slip for track and street drivability
- Precision Balancing: SFI-rated assembly reduces vibration and extends transmission life in competition use
Product Notes
- Designed exclusively for RWD ZF 8HP51 transmissions verify your application before purchase
- No core charge required core return not applicable
- Heavy-duty construction suited for engines over 700 wheel horsepower
Installation Notes
- Professional installation recommended.
- Flush transmission and replace filter during install for best results
- Bolts directly to stock flexplate uses OEM mounting hardware
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2016-2021 | BMW | M2 | Coupe |
| 2015-2019 | BMW | M3 | Sedan |
| 2015-2021 | BMW | M4 | Coupe/Convertible |
| 2018-2021 | BMW | M5 | Sedan |
| 2016-2018 | BMW | M6 | Gran Coupe |
| 2015-2019 | BMW | X3 M | All |
| 2015-2020 | BMW | X4 M | All |
Why Choose PDS?
- Proven in NHRA and drag racing classes with championship-winning teams
- Hand-built by specialists focused on ZF transmission upgrades
- Laser-cut components and dyno-tested for exact tolerances
Frequently Asked Questions
-
Q: Does this fit my 2017 BMW M3 with S55 engine?
A: Yes it bolts directly to ZF 8HP51 RWD transmissions in 2015-2019 M3 Sedan models with stock or upgraded engines -
Q: What materials are used in construction?
A: Billet 6061-T6 aluminum cover heavy-duty steel impellers and furnace-brazed shells for maximum durability -
Q: What warranty is provided?
A: 12-month limited warranty against defects when installed by certified shop includes lifetime balancing guarantee
Shipping & Handling
- Method: UPS Freight Ground
- Availability: In stock - ships same or next business day
- Packaging: Double-wall cardboard box 24 x 24 x 14 inches
- Weight: 52 lbs
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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