Considering an ECU remap for your Porsche 911 3.4i 300hp? A Stage 1 remap can take this 1997 - 2006 ( 996 ) petrol engine from 300 BHP to 320 BHP and from 340 Nm to 360 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 Porsche 911 can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The Porsche 911 3.4i 300hp is a 3.4L naturally aspirated petrol engine producing 300 BHP and 340 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 320 BHP and 360 Nm — a gain of around 20 BHP (7%) and 20 Nm (6%).
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.
| Engine | BHP | Gain | Torque | Gain |
|---|
| Score |
|---|
| 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 420hp | 420 → 480 | +60 | 560 → 650 | +90 | Good (6.5/10) |
| 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) |
Get a personalised remap quote for your Porsche 911. 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.
