VF Engineering Performance ECU Software for 2020+ Audi S8 (4.0TT)

VF Engineering

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SKU: VFP.AUD.D5S.ST1

VF Engineering Performance ECU Software for 2020+ Audi S8 (4.0TT)

$1,395.00
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Fitment Notes

All fitment information on our website is provided by the manufacturer. It is the customer's responsibility to thoroughly read the product description and confirm fitment before placing an order and proceeding with installation.

Unless specified otherwise, all suspension products are designed for 2WD vehicles only. Any notes or descriptions related to electronic damping systems (EDC, DDS, etc.) apply strictly to vehicle fitment. Aftermarket coilovers are not compatible with OEM electronic damping control systems unless explicitly stated.

*Product images may not represent the actual SKU.

Handling Time

All handling times are estimates and may change at any time.

  • In-Stock: 1-2 business days
  • Out of Stock: 3-4 weeks
30-Day Returns

Not quite right? No problem — we offer hassle-free 30-day returns on eligible items. A few exclusions apply.

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Manufacturer Warranty

VF Engineering products are backed by a limited warranty against defects in materials and workmanship. Qualifying VF Engineering supercharger systems include a 3-year / 36,000-mile limited warranty for the original purchaser when properly registered, while coverage for other components may vary by product. Warranty coverage requires proper installation and normal use and does not cover misuse, racing-related damage, improper installation, modifications, labor costs, or vehicle damage. Please refer to the full VF Engineering Warranty for complete coverage details, exclusions, and claim procedures.

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Product Details

VF Engineering's Performance ECU Software unlocks a significant step up in power, torque, and throttle response for the Audi S8 (4.0TT). Developed in-house by VF Engineering's calibration team, this precision engine tune sharpens acceleration and drivability across the rev range while keeping the factory smoothness and reliability that make the S8 so usable every day.

Each calibration is tailored to the Audi S8 (4.0TT)'s engine and integrates seamlessly with the factory ECU, so you keep OEM refinement, cold-start behavior, and safety systems intact. The result is a stronger, more responsive S8 that feels transformed the moment you press the throttle — backed by VF Engineering's decades of forced-induction and calibration expertise.

Features

  • In-house developed calibration for measurable power and torque gains
  • Sharper throttle response and stronger acceleration across the rev range
  • Retains factory smoothness, cold-start behavior, and safety systems
  • Tailored specifically to the Audi S8 (4.0TT)'s engine
  • Backed by VF Engineering's calibration and forced-induction expertise
Specifications
Part Number VFP.AUD.D5S.ST1
Part Name VF Engineering Performance ECU Software
Vehicle 2020+ Audi S8 (4.0TT)
Engine 4.0TT
Software Type Performance ECU Software
Vehicle Fitment
  • 2020 Audi S8 (4.0TT)
  • 2021 Audi S8 (4.0TT)
  • 2022 Audi S8 (4.0TT)
  • 2023 Audi S8 (4.0TT)
  • 2024 Audi S8 (4.0TT)
  • 2025 Audi S8 (4.0TT)
  • 2026 Audi S8 (4.0TT)
Important Note

Your tune is supplied with a VF Engineering HEX cable — you read and write the file yourself using a Windows computer. Step-by-step instructions: https://vfengineering.com/pages/audi-hex-downloads-1. Turnaround is typically 24 to 48 hours, and is often same-day for Audi and Lamborghini.

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