IE VW 1.8T TSI Gen 3 Performance ECU Tune - Stage 3 IS20 | Fits Audi A3 VW Alltrack Sportwagen Golf MK7

Step up your 1.8T MQB to GTI-level performance with Integrated Engineering’s IS20 Upgrade ECU Tune (IESOVN43). Calibrated for the OEM IHI IS20 turbocharger, this tune delivers substantial power gains—up to 268 HP and 298 TQ*—while maintaining factory-like drivability and reliability.

Dyno Proven Performance

Developed and tested in-house, the IS20 tune provides a significant increase in airflow and boost over the stock IS12 turbo, producing a strong mid-range torque curve and smooth power delivery through the rev range.

Key Features

• Up to 268 HP / 298 TQ on 93 octane
• Up to 250 HP / 280 TQ on 91 octane
• Mobile tuning via IE PowerLink app (iOS & Android)
• Switchable octane maps for 91 & 93 pump gas
• Increased rev limiter, brake boosting, and speed limiter removal
• Retains factory safety protocols for engine protection

Fitment

Compatible with MQB EA888 Gen 3 1.8T engines, including:

• Volkswagen Golf 1.8T (2015+)
• Volkswagen SportWagen 1.8T (2015+)
• Volkswagen Alltrack 1.8T (2017+)
• Audi A3 1.8T (8V, select model years)

Easy At-Home Install

Flash your ECU from home in minutes using the IE PowerLink Bluetooth dongle and mobile app. No dealer visits or mail-in required—simply connect, choose your octane, and go.

Note: The IE PowerLink Flash Tool is required to install this tune. If you do not already own one, it must be purchased separately.

*Figures based on typical results with IS20 turbo upgrade. Actual results vary with supporting hardware and conditions.