APR ECU Upgrade for Audi S3 2.0T EA888 Gen 4 (8Y) (2022-2024)
TAG Motorsports is pleased to offer the APR ECU Upgrade for the 2022-2024 Audi S3 2.0T EA888 Gen 4 (8Y) (also VW Golf R Mk8 and Arteon).
We're excited to announce our Engine Control Unit (ECU) Upgrades are now available for the Volkswagen Golf R (MK8), Arteon, and Audi S3 (8Y) 2.0 TSI EA888 Gen 4 engine with the Continental Simos 19 ECU! Expect massive gains with up to 398-455 HP with 385-436 FT-LBS of torque on tap, depending on octane and mods! This represents up to 43-51% more horsepower at the wheels, over stock! Dramatically more power is offered with our turbocharger system upgrade! Additionally APR Plus is available which adds a factory term limit matching limited powertrain warranty and is offered on our 91 AKI ECU upgrades!
Features:
- Delivers up to 398-442 HP with 385-430 FT-LBS (Stage 1)
- Delivers up to 410-455 HP with 389-436 FT-LBS (Stage 2)
- Delivers up to 478-543 HP with 409-435 FT-LBS (Stage 3)
- Max gains of +64-112 HP and +76-118 FT-LBS at the wheels (Stage 1)
- Max gains of +74-123 HP and +80-125 FT-LBS at the wheels (Stage 2)
- Max gains of +127-193 HP and +96-145 FT-LBS at the wheels (Stage 3)
- HP gains as high as 22-44% over stock at the wheels (Stage 1)
- HP gains as high as 26-51% over stock at the wheels (Stage 2)
- Torque gains as high as 26-41% over stock at the wheels (Stage 1)
- Torque gains as high as 28-44% over stock at the wheels (Stage 2)
- Supports 91 AKI, 93 AKI, 100 AKI, 104 AKI, and E60-E85 fuel grades (Stage 1, 2, and 3) (NAR)
- Supports 95 RON, 98 RON, 104 RON, 108 RON, and E60-E85 fuel grades (Stage 1 & 2) (ROW)
- Supports 91 AKI fuel grade (APR Plus) (NAR)
- Ethanol support with no additional hardware required (Stage 1, 2 & 3)
- Factory term limit matching limited powertrain warranty (APR Plus)
- Makes more power with more mods without a new reflash
- TCU Upgrade not required for full torque files
- Optional TCU specific file with further acceleration enhancements
- Standing RPM soft limiter increased
- Left-foot braking / brake boosting added
- Speed limiter removed
- Auto Start/Stop defaults to your last picked option
- Properly rescaled performance gauges
- Properly rescaled boost gauge
- Linear throttle mapping
- Flat torque mapping
- Optional torque limited mapping available for manual transmissions
- ECO mode limits output to further promote fuel savings
- No additional hardware or software required
- Supports standard bolt on modifications and TCU upgrades
- Larger turbocharger Stage 3 software available
- Optimized thermal management and additional protection
- Optimized high-gear LSPI protection and turbocharger protection added
- Flash counter does not increase with each flash
- Free lifetime updates
- Direct OBDII port flash (No ECU removal required)
- 30 day money back guarantee
Installation: DIY install at home with an APR UltraLink (sold separately), or have it installed at TAG Motorsports or any authorized APR dealer. Note: the tune is purchased during the install.
Fits: 2022-2024 Audi S3 2.0T EA888 Gen 4 (8Y) (also VW Golf R Mk8 and Arteon)
APR part number: ECU-20T-EA888-4-LK3
Emissions: This part is legal under the provisions of EPA’s Tampering Policy dated November 23rd, 2020.
About TAG:
TAG Motorsports is proud to be an APR dealer, selling to customers worldwide. We are also an APR installer and service center, serving customers in Southern California.
| SKU | ECU-20T-EA888-4-LK3 |
|---|---|
| Brand | APR |
| Exhaust Tip Size | 90mm |
PROP65 WARNING

PROP 65 WARNING – Products sold by TMS such as lead acid batteries contain lead, which is known to the
state of California to cause cancer and birth defect or other reproductive harm. Safety Data Sheets for
products sold by TMS are available upon request.
For more information go to:
www.p65warnings.ca.gov/fact-sheets/lead-and-lead-compounds
| Many Items Are In-Stock. Up-to 2-4 Weeks for Items Not In-Stock. |
