BMW 5 Series E60/61 - 2003 - 2010 545i 333hp Stage 1 Chip Tuning · ECU Remap
Catalog reference — not a measured result for this vehicle.
Catalog reference: power 333 → 355 bhp, difference +22 bhp (7%); torque 450 → 480 Nm. Actual results depend on vehicle condition and measurement.
Figures are typical ranges; exact results depend on the vehicle's hardware and dyno measurement.
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BMW 5 Series E60/61 - 2003 - 2010 545i 333hp
Book an appointment Find a centreReversible: Yes, the original software is kept
BMW 5 Series E60/61 - 2003 - 2010 545i 333hp — Stage 1 Remap
Stage 1 re-calibrates the ECU software — boost, fuelling and ignition maps — within the factory hardware's safe tolerances. No hardware changes are required.
Stage 1 Remap
Software that optimises the engine's power and torque maps within safe limits.
Stage 2 Remap
Advanced software matched to hardware upgrades such as a sport exhaust or induction kit.
Pop & Bang
Software that creates exhaust crackle on lift-off.
Speed Limiter (Vmax) Removal
Removing the factory top-speed limiter from the software.
DTC / Fault Code Removal
Switching off selected diagnostic trouble codes (DTC) in the ECU software.
Where can this be done near you?
GP Power ECU applies the software at its workshop in Hukou, Hsinchu, using EcuPrime-developed files; workshops can also order the file directly.
ECUs used in BMW vehicles
If you know your ECU family, its page lists exactly which solutions are available for it.
BMW 5 Series — Power Calculator
| Engine | Power | Gain |
|---|---|---|
| 520D 150hp | 150 → 200 bhp | +50 bhp |
| 520D 163hp | 163 → 200 bhp | +37 bhp |
| 520D 163hp - 2008 | 163 → 210 bhp | +47 bhp |
| 520D 177hp | 177 → 215 bhp | +38 bhp |
| 520i 170hp | 170 → 182 bhp | +12 bhp |
| 523i 177hp | 177 → 194 bhp | +17 bhp |
| 525D 163hp | 163 → 214 bhp | +51 bhp |
| 525D 177hp | 177 → 214 bhp | +37 bhp |
| 525D 197hp | 197 → 250 bhp | +53 bhp |
| 525i 192hp | 192 → 207 bhp | +15 bhp |
| 525i 218hp | 218 → 230 bhp | +12 bhp |
| 530D 218hp | 218 → 250 bhp | +32 bhp |