E39 M5 ECU Tune – HTE Performance
This E39 M5 ECU tune enhances performance with power gains and improved drivability, while maintaining the car’s character.
- The description claims power gains of +20–25 HP and +15–20 lb-ft of torque with Stage 1 tuning.
- The description claims up to +40–60 HP with Stage 2 tuning and supporting modifications.
- The description claims emissions-safe tuning for Stage 1.
Specifications
- Stage
- Stage 1, Stage 2
Variants (2)
- Stage 1 — 499.00 USD — In stock
- Stage 2 — 499.00 USD — In stock
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