Porsche 911 2011 - 2015 ( 991 ) Engines
Below are the 7 engines we cover for the Porsche 911 2011 - 2015 ( 991 ) — each one links to its own performance page with dyno-tested figures.
- 3.8i GTS 430hp · Petrol
- 3.8i Turbo 520hp · Turbo-Petrol
- 3.8i Turbo S 560hp · Turbo-Petrol
- 4.0 GT3 RS 500hp · Turbo-Petrol
- Carrera 3.4i 350hp · Petrol
- Carrera S 3.8i 400hp · Petrol
- GT3 3.8i 475hp · Petrol
Selecting the correct engine from the 7 listed for the Porsche 911 2011 - 2015 ( 991 ) matters more than the generation alone — ECU hardware and tuning headroom can vary significantly even between engines of similar size.
Frequently asked questions
Which tuning stages does the Porsche 911 2011 - 2015 ( 991 ) support?
It depends on the specific engine — pick yours below and its performance page will show exactly which stages (Stage 1, and Stage 2 where supported) are available.
How fast can a Porsche 911 2011 - 2015 ( 991 ) file be turned around?
Typically a few hours from upload, tracked live in the member panel once your request is open.
Is ECU remapping safe on the Porsche 911 2011 - 2015 ( 991 )?
Yes, when done within the limits set for that specific engine — which is exactly what our stage options are calibrated to. Every file is worked by someone experienced with that engine family.
How do I identify my exact Porsche 911 2011 - 2015 ( 991 ) engine?
Check the ECU sticker under the hood, or the engine code on your vehicle documents — either one will match against the list below.