Considering an ECU remap for your Buick Lacrosse 3.6 V6 240hp? A Stage 1 remap can take this 2005 - 2009 petrol engine from 240 BHP to 262 BHP and from 311 Nm to 339 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.
The Buick Lacrosse 3.6 V6 240hp is a 3.6L naturally aspirated petrol engine producing 240 BHP and 311 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 262 BHP and 339 Nm — a gain of around 22 BHP (9%) and 28 Nm (9%).
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 |
|---|---|---|---|---|---|
| 3.8 V6 200hp | 200 → 219 | +19 | 312 → 337 | +25 | 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.
