Description
Take your Audi RS3 8Y 2.5 TFSI EVO to the next level with the RacingLine PCM (Power Control Module) — a sophisticated performance solution engineered to deliver increased power, torque, and throttle response while retaining the refinement and drivability expected from the factory vehicle.
Developed specifically for the 2.5 TFSI EVO engine, the RacingLine PCM works in conjunction with the factory ECU to intelligently optimize key engine parameters, including boost pressure, ignition timing, and fuelling. Rather than replacing the factory ECU calibration, the PCM provides additional control to unlock the performance potential of the engine through a carefully developed and extensively tested calibration.
The result is a stronger, more responsive driving experience with significantly improved mid-range torque and acceleration, while maintaining smooth and predictable power delivery throughout the rev range.
Performance Gains
RacingLine rates this PCM at approximately 452 PS and 601 Nm, compared with the factory-rated 400 PS and 500 Nm.
| Configuration | Power | Torque | Estimated Gain |
|---|---|---|---|
| Factory | 400 PS / 394 HP | 500 Nm / 369 lb-ft | — |
| RacingLine PCM | 452 PS / 446 HP | 601 Nm / 443 lb-ft | +52 HP / +74 lb-ft |
Performance figures are based on RacingLine’s published specifications. Actual results may vary depending on fuel quality, vehicle condition, environmental conditions, and supporting modifications.
Advanced OEM-Style Integration
The RacingLine PCM has been engineered with a strong emphasis on OEM-level integration, reliability, and reversibility. The system connects to the vehicle through a dedicated, vehicle-specific wiring harness and works alongside the factory ECU rather than requiring a permanent ECU reflash.
Its CNC-machined billet aluminum enclosure with integrated cooling fins provides durability and thermal management, while the supplied carbon-fibre mounting bracket provides a clean and secure installation within the engine bay.
The result is a sophisticated performance upgrade that delivers substantial additional output without compromising the everyday usability of the RS3.
Key Features
- Specifically engineered for the Audi RS3 8Y 2.5 TFSI EVO
- Designed for DXHA 400 PS non-OPF/GPF applications
- 452 PS / 446 HP stated output
- 601 Nm / 443 lb-ft stated torque
- Approximately +52 HP and +74 lb-ft over factory output
- Optimized boost, ignition and fuelling strategies
- Improved throttle response and acceleration
- Increased mid-range torque
- Smooth and progressive power delivery
- Works alongside the factory ECU
- Vehicle-specific wiring harness
- CNC-machined billet aluminum PCM housing
- Integrated cooling fins for improved thermal management
- Carbon-fibre mounting bracket
- Removable and reversible installation
- Designed for compatibility with supporting RacingLine performance hardware
Vehicle Compatibility
Audi RS3 8Y
Engine: 2.5 TFSI EVO
Engine Code: DXHA
Factory Output: 400 PS
Application: Non-OPF/GPF models
RacingLine Part Number: VWR030001-RS38Y
Important: This version is intended specifically for non-OPF/GPF-equipped RS3 8Y models. Verify the vehicle’s engine code and emissions configuration before ordering.
Designed for Enthusiasts Who Demand More
The RS3 8Y’s legendary 2.5 TFSI five-cylinder engine already delivers exceptional performance from the factory. The RacingLine PCM builds upon that foundation by extracting additional performance while preserving the sophisticated character and drivability of the original vehicle.
For owners looking for a substantial increase in performance without committing to extensive mechanical modifications, the RacingLine PCM provides a refined and professionally engineered solution.
Premium high-octane fuel is recommended to achieve the best performance. Actual gains may vary depending on fuel quality, vehicle condition, supporting modifications, and operating conditions.
If you want, I can also make this more aggressive and sales-focused, similar to the professional product descriptions we’ve been using for your Untd. Performance products.


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