Your Vehicle
Buick Regal 2.0 Turbo 255hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Stage 1: file 100 € online + installation 350 € at the workshop (via the OBD port) Book now
Power HP
Torque Nm
Buy the Stage 1 file, pay the installation at the workshop
100 € VAT included: the file developed for your engine, paid online
Installation: 350 € network price, the workshop may charge less, paid at the chosen workshop (via the OBD port) · terms
Power Graph
Buick Regal 2.0 Turbo 255hp: da 255 a 290HP
Remapping Buick Regal
MasterTuning develops remapping for Buick. La Buick Regal 2.0 Turbo 255hp può passare da 255 HP a 290 HP con un incremento di 35 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Buick Regal 2.0 Turbo 255hp
The Buick Regal 2.0 Turbo 255hp is equipped with a petrol engine that produces 255 HP and 400 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Buick can achieve 290 HP (+14%) and 460 Nm (+15%).
Our Stage 1 tuning for the Regal 2010 -> delivers an impressive gain of +35 HP and +60 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code A20LTG identifies this specific powerplant configuration. The Delco E39 / Delco E80 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 255 HP from factory, this Buick Regal is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — Buick Regal 2.0 Turbo 255hp
Factory technical data for the Buick Regal 2.0 Turbo 255hp (2010 ->), used by MasterTuning engineers to develop a remap tailored to this specific powerplant. Figures shown are reference values for Stage 1; the file is developed on your vehicle and checked in the workshop.
| Engine code | A20LTG |
|---|---|
| ECU / Control unit | Delco E39 / Delco E80 |
| Fuel | Petrol |
| Compression ratio | 9.5 |
| Bore × stroke | 86.0 X 86.0 mm |
| Stock power | 255 HP · 400 Nm |
| Remapped power (Stage 1) | 290 HP (+35) · 460 Nm (+60) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Buick Regal.
Frequently Asked Questions - Buick Regal
How much power can I gain from remapping my Buick Regal?
With MasterTuning Stage 1, your Buick Regal 2.0 Turbo 255hp can gain +35 HP (from 255 to 290 HP) and +60 Nm of torque. This represents a 14% increase in power.
Which ECU does the Buick Regal 2.0 Turbo 255hp use?
The Buick Regal 2.0 Turbo 255hp uses the Delco E39 / Delco E80 engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Buick Regal 2.0 Turbo 255hp?
The engine code of the Buick Regal 2.0 Turbo 255hp is A20LTG. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Buick Regal engine?
Yes, MasterTuning's remapping for the Buick Regal 2.0 Turbo 255hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the A20LTG engine.
Is the Buick ECU remapping reversible?
Absolutely. The original factory calibration of your Buick Regal is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Buick warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
Other Remaps You Might Like
Other Engines Buick Regal 2010 ->
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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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