Considering an ECU remap for your BMW Z4 2.8i 245hp? A Stage 1 remap can take this E89 - 2009 - 2018 petrol engine from 245 BHP to 290 BHP and from 350 Nm to 420 Nm of torque (naturally aspirated). This engine scores 5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW Z4 can achieve.
The BMW Z4 2.8i 245hp is a 2.0L naturally aspirated petrol engine producing 245 BHP and 350 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 290 BHP and 420 Nm — a gain of around 45 BHP (18%) and 70 Nm (20%).
This engine has limited remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
From a technical perspective, the transmission is many variants use zf 5/6-speed automatics (where fitted); manuals also exist..
Considerations: Naturally aspirated engine: gains are usually limited; results vary widely.. Unusually high gain for NA engine: treat as an estimate and verify against the exact engine variant.. High tuned torque: check transmission torque capacity and service history.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
| Engine | BHP | Gain | Torque | Gain |
|---|
| Score |
|---|
| 1.8i 156hp | 156 → 260 | +104 | 270 → 380 | +110 | Good (6.5/10) |
| 2.0i 163hp | 163 → 260 | +97 | 270 → 420 | +150 | Good (6.5/10) |
| 2.0i 184hp | 184 → 260 | +76 | 270 → 420 | +150 | Good (6.5/10) |
| 2.3i 204hp | 204 → 219 | +15 | 250 → 275 | +25 | Moderate (4/10) |
| 3.0i 258hp | 258 → 278 | +20 | 300 → 320 | +20 | Moderate (4/10) |
| 3.5i - N54 - 306hp | 306 → 370 | +64 | 400 → 500 | +100 | Good (7.5/10) |
| 3.5i - N55 - Twinscroll - 306hp | 306 → 350 | +44 | 400 → 520 | +120 | Good (7/10) |
| 3.5is - N54 - 340hp | 340 → 370 | +30 | 450 → 500 | +50 | Moderate (5.5/10) |
Get a personalised remap quote for your BMW Z4. We'll connect you with a trusted professional in your area.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.
We recommend discussing your specific vehicle with a qualified remap professional before proceeding.
