BMW ZF 8HP76 Transmission Upgrade

The ZF 8HP76 transmission is an 8-speed automatic transmission developed for various BMW models equipped with the S58 inline-6 engine, including the G80 M3, G82 and G83 M4, and G87 M2.  When enhancing engine performance, it is crucial that the transmission is upgraded as well, ensuring that it will reliably perform under the increase in power generated by the engine. DEKA excels in providing high-quality transmission upgrades, using expert engineering and the careful replacement of high-wear, OEM components with CNC-machined billet elements, increased frictions, and craftsmen assembly. Benefits include greater holding power and durability, reduced clutch slippage, and enhanced performance.   Each level of upgrade provides greater torque rating, offering a unique solution for each build, driver preferences, and budget.  Variations Stage 1 (950TQ / 1300Nm) - Enhanced Street Performance The Stage 1 upgrade is designed for enthusiasts looking to increase their transmission’s performance while maintaining an OEM-like feel. This upgrade replaces high-wear OEM components with precision-engineered billet parts, increasing durability and torque capacity. Ideal for mildly tuned vehicles, Stage 1 ensures improved power transfer, reduced clutch slippage, and smoother shifts without compromising daily drivability. This upgrade includes 5 upgraded clutches, steel billet E hub, and an aluminum billet A piston. Included in this DIY kit: A Clutch:1 Deka Aluminum Billet Piston6 Deka Friction Plates6 Deka Steel Plates1 Deka Pressure Plate B Clutch:5 Deka Friction Plates1 Deka Bottom Plate5 Deka Steel Plates C Clutch:7 Deka Friction Plates8 Deka Steel Plates D Clutch:1 Deka Pressure Plate5 Deka Friction Plates5 Steel Plates E Clutch:Deka Steel Billet Hub7 Deka Friction Plates7 Deka Steel Plates Stage 2 (1250TQ / 1700Nm) - High-Performance Upgrade The Stage 2 DIY kit is designed for aggressive street builds and track-oriented applications. It features upgraded billet C and E hubs for increased durability, along with enhanced clutch packs to handle significantly higher torque loads. This stage is perfect for high-boost applications and those who demand sharper shifts and improved power delivery under extreme conditions, all while maintaining an OEM-like feel. This upgrade includes 5 upgraded clutches, steel billet C and E hubs, aluminum billet A piston, and a modified OEM D piston. Included in this DIY kit: A Clutch:6 Deka Friction Plates6 Deka Steel Plates1 Deka Pressure Plate1 Deka Aluminum Billet Piston B Clutch:6 Deka Friction Plates1 Deka Bottom Plate6 Deka Steel Plates C Clutch:Deka Steel Billet C Hub9 Deka Friction Plates9 Deka Steel Plates D Clutch:1 Deka Pressure Plate6 Deka Friction Plates6 Steel Plates E Clutch:Deka Steel Billet E Hub8 Deka Friction Plates8 Deka Steel Plates Stage 3 (1500TQ / 2000Nm) - Extreme Performance & Racing For those demanding the ultimate in performance, Stage 3 offers the most robust upgrade, designed for high-horsepower builds and motorsport applications. Featuring billet steel pistons and fully optimized clutch packs, this upgrade maximizes torque handling and ensures extreme durability under intense conditions. Perfect for drag racing, circuit racing, and high-powered street builds, this DIY kit provides unparalleled performance and reliability while preserving an OEM-like feel. This upgrade includes 5 upgraded clutches, steel billet C and E hubs, aluminum billet A piston, and a steel billet D piston. Included in this DIY kit: A Clutch:7 Deka Friction Plates7 Deka Steel Plates1 Deka Pressure Plate1 Deka Aluminum Billet Piston B Clutch:7 Deka Friction Plates1 Deka Bottom Plate7 Deka Steel Plates C Clutch:Deka Steel Billet C Hub10 Deka Friction Plates10 Deka Steel Plates D Clutch:1 Deka Steel Billet Piston1 Deka Pressure Plate7 Deka Friction Plates7 Steel Plates E Clutch:Deka Steel Billet E Hub9 Deka Friction Plates 9 Deka Steel Plates Stage 4 (1850TQ / 2500Nm) – Maximum Race Perfomance For enthusiasts and professional racers demanding the ultimate in torque handling, Stage 4 is the pinnacle upgrade for high-horsepower and motorsport applications. Featuring billet steel pistons, fully optimized clutch packs, and reinforced hubs, this upgrade delivers maximum torque capacity, extreme durability, and consistent performance under the harshest conditions. Ideal for drag racing, circuit racing, and high-powered street builds, this DIY kit ensures unparalleled performance while maintaining an OEM-like feel. This upgrade includes 5 fully upgraded clutches, DCT® billet steel C & E hubs, billet aluminum A piston, billet steel D piston, and billet steel E piston. Included in this DIY kit: A Clutch: 8 Deka Friction Plates8 Deka Steel Plates1 Deka Pressure Plate1 Deka Billet Aluminum Piston B Clutch: 8 Deka Friction Plates1 Deka Bottom Plate8 Deka Steel Plates C Clutch: Deka Billet Steel C Hub13 Deka Friction Plates11 Deka Steel Plates D Clutch: 1 Deka Billet Steel Piston1 Deka Pressure Plate8 Deka Friction Plates8 Deka Steel Plates E Clutch: Deka Billet Steel E Hub12 Deka Friction Plates12 Deka Steel Plates1 Deka Billet Steel Piston