BMW M3 E90 - 2005 - 2011 4.0 V8 - 420hp
Real standard and upgraded performance figures for the 4.0 V8 - 420hp engine in the BMW M3 E90 - 2005 - 2011.
Standard vs. upgraded performance for the BMW M3 E90 - 2005 - 2011 4.0 V8 - 420hp, based on real files we've processed for this exact engine.
| Horsepower (HP) | Torque (Nm) | |
|---|---|---|
| Standard | 420 | 400 |
| Stage 1 | 440 | 430 |
| Stage 2 | 446 | 450 |
- Make
- BMW
- Model
- M3
- Generation
- E90 - 2005 - 2011
- Engine
- 4.0 V8 - 420hp
- Fuel type
- Petrol
Frequently asked questions
Is Stage 1 tuning safe for the BMW M3 E90 - 2005 - 2011 4.0 V8 - 420hp?
Yes — Stage 1 for this engine is a software-only remap calibrated to stay within its stock mechanical limits (turbo, clutch, fueling), so no hardware changes are required.
How much more power does the 4.0 V8 - 420hp make after tuning?
Standard output is 420 HP / 400 Nm; Stage 1 on this engine typically reaches 440 HP / 430 Nm. Exact results can vary slightly with fuel quality and vehicle condition.
How long does a BMW M3 E90 - 2005 - 2011 4.0 V8 - 420hp remap take?
Once your original file is uploaded through the member panel, most requests for this engine are completed within a few hours.
Can the 4.0 V8 - 420hp be reverted to its original file?
Yes — we keep the original file on record for the request, so the ECU can be put back to stock at any time.