Considering an ECU remap for your Buick Lacrosse 3.8 V6 200hp? A Stage 1 remap can take this 2005 - 2009 petrol engine from 200 BHP to 219 BHP and from 312 Nm to 337 Nm of torque (naturally aspirated). This engine scores 4/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Buick Lacrosse can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Buick Lacrosse 3.8 V6 200hp is a 3.8L naturally aspirated petrol engine producing 200 BHP and 312 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 219 BHP and 337 Nm — a gain of around 19 BHP (10%) and 25 Nm (8%).
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 limited, 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 |
|---|
| 3.6 V6 240hp | 240 → 262 | +22 | 311 → 339 | +28 | Moderate (4/10) |
| 5.3 V8 300hp | 300 → 320 | +20 | 438 → 460 | +22 | Limited (3.5/10) |
Get a personalised remap quote for your Buick Lacrosse. 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.
