Porsche 911 3.6i Turbo 420hp Remap

Name: Porsche 911 3.6i Turbo 420hp ECU Remap
Brand: Porsche

Expected gains of +60 BHP and +90 Nm torque

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BHP+60 hp (14%)

Standard

420 hp

Tuned

480 hp

Torque+90 Nm (16%)

Standard

560 Nm

Tuned

650 Nm

Suitability

Good (6.5/10)

Gains Profile

Balanced

Headroom

Medium

Porsche 911 3.6i Turbo 420hp ECU Remapping

Considering an ECU remap for your Porsche 911 3.6i Turbo 420hp? A Stage 1 remap can take this 1997 - 2006 ( 996 ) petrol engine from 420 BHP to 480 BHP and from 560 Nm to 650 Nm of torque (turbocharged). This engine scores 6.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your Porsche 911 can achieve.

How this engine compares

8thof 49 Porsche 911 engines by power gain
86%of the 9,842 engines we hold gain data for see a smaller power increase
74%of engines with torque data see a smaller torque increase

Comparisons are calculated from our own recorded Stage 1 figures.

Assessment

The Porsche 911 3.6i Turbo 420hp is a 3.6L turbocharged petrol engine producing 420 BHP and 560 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 480 BHP and 650 Nm — a gain of around 60 BHP (14%) and 90 Nm (16%).

This engine has moderate 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.

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.

Other 911 1997 - 2006 ( 996 ) Engines

Engine	BHP	Gain	Torque	Gain	Score
3.4i 300hp	300 → 320	+20	340 → 360	+20	Moderate (4/10)
3.6i 320hp	320 → 338	+18	370 → 385	+15	Limited (3.5/10)
3.6i 345hp	345 → 355	+10	370 → 385	+15	Limited (3.5/10)
3.6i GT3 360hp	360 → 380	+20	370 → 405	+35	Limited (3.5/10)
3.6i GT3 RS 381hp	381 → 400	+19	385 → 415	+30	Limited (3.5/10)
3.6i GT3 RS 400hp	400 → 420	+20	385 → 420	+35	Limited (3.5/10)
3.6i Turbo-S 450hp	450 → 495	+45	620 → 670	+50	Moderate (5.5/10)
3.6i GT2 Turbo 462hp	462 → 515	+53	620 → 725	+105	Good (6/10)

Technical Specifications

Fuel Type: Petrol
Aspiration: Turbocharged
Displacement: 3.6L
Capacity: 3600 CC
Type: Car
Engine Family: Porsche 3.6L Turbo 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. At this torque level, transmission and driveline servicing history becomes especially important.

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Confirm Your Vehicle

MakePorsche

Model911

Generation1997 - 2006 ( 996 )

Engine3.6i Turbo 420hp

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.