Dynamic+ AL552 ZF8 Transmission Tuning
TCU Matters Too
The AL552 ZF8 Transmission is an integral part of the performance equation. Dynamic+ TCU Tuning recalibrates shift behavior, torque management, launch strategies, and gear selection logic to fully complement ECU tuning and unlock the transmission's true capability.
Whether paired with Stage 1 ECU Tuning or a fully-built Stage 3 RS+ setup, Dynamic+ TCU calibrations improve shift quality, increase responsiveness, and optimize performance throughout the entire operating range.
For 2022+ vehicles equipped with factory-locked transmissions, 034Motorsport offers the Boot Loader Unlock (BLU) Harness, which enables secure unlocking of the TCU for flashing. Once unlocked, customers can take full advantage of Dynamic+ TCU tuning, including expanded calibration control and transmission-level performance optimization that cannot be achieved with ECU-only solutions.
Stage 1 TCU
Stage 1 TCU Tuning is designed to complement Dynamic+ ECU Tuning by unlocking the transmission's full torque capacity while optimizing torque management, shift quality, and transmission behavior. The ECU Tuning accurately reports engine torque to the TCU, allowing both control units to communicate seamlessly while preserving factory safety strategies.
By properly calibrating the transmission to manage the increased torque output, Stage 1 TCU eliminates unnecessary torque intervention, improves shift consistency, and delivers smoother, quicker shifts with more confident power transfer.
Stage 1 Features
- Improved shift quality and consistency
- Optimized torque intervention strategies
- Enhanced drivability in all driving modes
- Correct torque modeling and reporting
- Improved transmission responsiveness
- Maintains factory safety systems
Stage 2 TCU
Stage 2 TCU Tuning is the definitive transmission upgrade for enthusiasts looking to unlock the full performance potential of their EA839-powered Audi. Building upon the foundation of Stage 1, Stage 2 delivers dramatically faster, firmer shifts, optimized shift points, improved launch control, and a significantly more engaging driving experience. Every shift is calibrated to keep the engine in its optimal powerband, resulting in quicker acceleration, sharper responsiveness, and a transmission that feels purpose-built for spirited street driving, canyon roads, and track use. Stage 2 TCU Tuning is the recommended transmission calibration for both Stage 1 and Stage 2 Dynamic+ ECU Tuning.
Stage 2 Features
- All Stage 1 TCU Features
- Compatible with Stage 1/1+ and Stage 2/2+ ECU Tuning
- Faster shift execution
- Optimized shift points
- Improved launch control performance
- AMAX launch shifting enabled
- Increased transmission responsiveness
- No hardware upgrades needed
- VariSpec Adjustable Features Enabled
Stage 3 TCU
Stage 3 TCU Tuning is specifically optimized for Stage 3, Stage 3+, and Stage 3 RS+ ECU calibrations. Revised shift points and gear selection strategies help keep upgraded turbochargers operating within their most effective power range for maximum acceleration and performance.
Stage 3 Features
- All Stage 1 & 2 TCU Features
- Optimized shift points for hybrid turbocharger applications
- Improved acceleration performance
- Enhanced launch and shift strategies
- Designed specifically for Stage 3 ECU calibrations
- Maximizes utilization of the upgraded turbocharger powerband
- VariSpec Adjustable Features Enabled
VariSpec
Make It Yours
034Motorsport VariSpec is a feature customization suite within 034SPI, giving you direct control over market-first features and functionalities within your tunes. Instead of being locked into a single feature set, VariSpec lets you tailor key performance and drivability features to your hardware, driving style, and personal preferences.
With VariSpec on your EA839 3.0T, you can configure your transmission to behave how you want it to:
Transmission
Rolling KLi-MAX
Enables AMAX-based high-performance shift strategy during rolling acceleration in Sport and Manual modes for faster, more direct shifts under load above approximately 5,500 RPM.
Kickdown Switch Enabled in Manual Mode
Retains kickdown functionality in Manual mode, allowing forced downshifts at full throttle while maintaining manual gear control.
No Auto Upshift
Prevents automatic upshifts in Manual mode, allowing the engine to hold gears at redline until the driver shifts.
Second Gear Launch (Stage 3 TCU Only)
Allows selection between 1st and 2nd gear launch. A 2nd gear launch helps reduce wheelspin in low-traction conditions.
Gear Display
Displays the current gear in the instrument cluster.
For 2022+ vehicles equipped with factory-locked transmissions, 034Motorsport offers the Boot Loader Unlock (BLU) Harness, which enables secure unlocking of the TCU for flashing. Once unlocked, customers can take full advantage of Dynamic+ TCU tuning, including expanded calibration control and transmission-level performance optimization that cannot be achieved with ECU-only solutions.
Wireless ECU & TCU Flashing
Flash anywhere.
No laptop required.
Connect via Bluetooth to the Dynamic+ R4 Dongle and upload your tune directly from your phone or tablet — flash ECU and TCU software without touching a PC.
What it does
Everything you need,
from your phone
034SPI pairs with the Dynamic+ R4 Flashing Dongle via Bluetooth to deliver a full suite of tuning, monitoring, and diagnostic tools — no Windows PC, no cables, no shop visit needed.
Requires Dynamic+ ECU or TCU tune and the R4 Dynamic+ End User Flashing Dongle (May 2023 or newer, USB-C). Compatible with iOS, Android, and Apple Silicon Macs (M1/M2/M3/M4). Older USB-B R3 dongles are not supported by 034SPI.
For those with Windows 10/11 PC’s and/or an older R3 Flashing Cable, our Windows-Based 034SPI Flashing Client can be downloaded here.
EMISSIONS DISCLAIMER
- This product is sold for racing use as well as use on vehicles not registered for on highway use.
- By purchasing this product, you understand that this product is sold for racing use as well as used on vehicles not registered for on highway use, and that it is not legal for use on highway or street vehicles.
30 Day Money Back Guarantee:
034Motorsport offers a 30-Day Money Back Guarantee on Dynamic+ ECU and TCU Tuning Software and Flashing Cable to ensure customer satisfaction with our products and tuning services.
See our Terms & Conditions for more details.
Availability for Stage 3 Tuning is subject to box code availability. Please email tuning@034motorsport.com to verify files are available for your box code/vehicle BEFORE installing upgraded components. Dynamic+ Stage 3/3+ Tuning for the 4M.5 Q7/Q8 is in development.
Fitment Guide
| Make | Model | Years | Chassis | Engine |
|---|---|---|---|---|
| Audi | Q7 | 2015-Present | 4M.5 | 3.0 TFSI |
| Audi | Q8 | 2019-Present | 4M8 | 3.0 TFSI |
| Audi | S4 | 2018+ | B9/B9.5 | 3.0 TFSI |
| Audi | S5 | 2018+ | B9/B9.5 | 3.0 TFSI |
| Audi | SQ5 | 2018+ | B9/B9.5 | 3.0 TFSI |
1 Review Hide Reviews Show Reviews
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TCU 2
CRISPY! Rolling Klimax is like launch control for every gear. Brings your stage 1 or 2 to life… and the WCT guys shipping time is crazy fast and they’re always a pleasure to deal with and huge help. We get nothing in return for these reviews but I’m happy to write it.
