Considering an ECU remap for your Buick Regal 3.8 V6 240hp? A Stage 1 remap can take this 2010 -> petrol engine from 240 BHP to 270 BHP and from 280 Nm to 310 Nm of torque (naturally aspirated). This engine scores 4.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Buick Regal can achieve.
The Buick Regal 3.8 V6 240hp is a 3.8L naturally aspirated petrol engine producing 240 BHP and 280 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 270 BHP and 310 Nm — a gain of around 30 BHP (12%) and 30 Nm (11%).
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.
Considerations: Naturally aspirated engine: gains are usually limited; results vary widely.
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 |
|---|---|---|---|---|---|
| 1.4 Turbo 140hp | 140 → 170 | +30 | 200 → 270 | +70 | Good (7.5/10) |
| 1.5 Turbo 163hp | 163 → 180 | +17 | 250 → 300 | +50 | Good (7/10) |
| 1.6 Turbo 180hp | 180 → 210 | +30 | 230 → 300 | +70 | Good (7.5/10) |
| 2.0 Turbo 220hp | 220 → 255 | +35 | 350 → 410 | +60 | Good (6.5/10) |
| 2.0 Turbo 255hp | 255 → 290 | +35 | 400 → 460 | +60 | Good (6/10) |
| 2.0 Turbo 270hp | 270 → 310 | +40 | 400 → 450 | +50 | Good (6/10) |
Get a personalised remap quote for your Buick Regal. 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.
