Alfa Romeo 156 3.2 V6 GTA 250hp Remap

Name: Alfa Romeo 156 3.2 V6 GTA 250hp ECU Remap
Brand: Alfa Romeo

Expected gains of +20 BHP and +20 Nm torque

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BHP+20 hp (8%)

Standard

250 hp

Tuned

270 hp

Torque+20 Nm (7%)

Standard

300 Nm

Tuned

320 Nm

Suitability

Moderate (4/10)

Gains Profile

Limited headroom

Headroom

Low

Alfa Romeo 156 3.2 V6 GTA 250hp ECU Remapping

Considering an ECU remap for your Alfa Romeo 156 3.2 V6 GTA 250hp? A Stage 1 remap can take this 1997 - 2003 petrol engine from 250 BHP to 270 BHP and from 300 Nm to 320 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 Alfa Romeo 156 can achieve.

How this engine compares

18thof 22 Alfa Romeo 156 engines by power gain
14%of the 9,842 engines we hold gain data for see a smaller power increase
8%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Alfa Romeo 156 3.2 V6 GTA 250hp is a 3.2L naturally aspirated petrol engine producing 250 BHP and 300 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 270 BHP and 320 Nm — a gain of around 20 BHP (8%) and 20 Nm (7%).

This engine has limited remap suitability, though the available headroom is limited, so gains are modest compared to higher-output variants. 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.

Considerations

!Naturally aspirated engine: gains are usually limited; results vary widely.

Other 156 1997 - 2003 Engines

Engine	BHP	Gain	Torque	Gain

Technical Specifications

Fuel Type: Petrol
Aspiration: Naturally Aspirated
Displacement: 3.2L
Capacity: 3179 CC
Type: Car
Engine Family: Alfa Romeo 3.2L V6 NA Petrol

ECU & Transmission

Likely ECU Low confidence: Petrol ECU (varies by market/year)
Gearbox Low confidence: Transmission varies by trim and market; check manual/automatic type and torque rating.

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Confirm Your Vehicle

MakeAlfa Romeo

Model156

Generation1997 - 2003

Engine3.2 V6 GTA 250hp

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.

1.9 JTD 105hp	105 → 140	+35	255 → 315	+60	Good (7.5/10)
1.9 JTD 110hp	110 → 140	+30	275 → 330	+55	Good (7.5/10)
1.9 JTD 115hp	115 → 145	+30	275 → 325	+50	Good (7.5/10)
1.6i 120hp	120 → 133	+13	146 → 165	+19	Moderate (4.5/10)
2.4 JTD 136hp	136 → 170	+34	310 → 380	+70	Good (7.5/10)
1.9 JTD 136hp	136 → 175	+39	305 → 380	+75	Good (7.5/10)
1.9 JTD 140hp	140 → 175	+35	305 → 380	+75	Good (7.5/10)
1.8 T.Spark 16v 144hp	144 → 154	+10	169 → 184	+15	Moderate (4/10)
1.9 JTD 150hp	150 → 185	+35	305 → 380	+75	Good (7.5/10)
2.4 JTD 150hp	150 → 185	+35	304 → 385	+81	Good (7.5/10)
2.5 V6 190hp	190 → 200	+10	220 → 240	+20	Moderate (4/10)