Stuart Webster
Jul 2025
Really happy with the remap on my van highly recommend.
Posted on Google · view on our Google profilePorsche Panamera 4S 971 ECU Remapping
Stage 1 £599
Get my quote →The Porsche Panamera 4S 971 (2017 to 2020) leaves the factory with 440 PS and 550 Nm from its 2.9 petrol engine. Our Stage 1 estimate takes it to 520 PS and 650 Nm, roughly 18% more power and 18% more torque.
Porsche
ECU confirmed on inspection
Panamera 4S
971 · 2.9
Stage 1 estimate
520 PS
STX Tuning
Stage 1 price
£599
Stage 1 ECU remap
Estimated gain
+80 PS · +100 Nm
Power
Torque
Figures are STX Tuning estimates for a healthy standard car, not a dyno result for your vehicle. Power is shown in PS. These are existing vehicle library estimates, not independently measured results.
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718 Cayman / Boxster 2.0 Petrol
718 Cayman GTS / Boxster GTS 982
718 Cayman GTS / Boxster GTS 2.5 Petrol
718 Cayman S / Boxster S 982
718 Cayman S / Boxster S 2.5 Petrol
911 Carrera 992.2
911 Carrera 3.0 Petrol
911 Carrera 992.1
911 Carrera 3.0 Petrol
911 Carrera / 4 991.2
911 Carrera / 4 3.0 Petrol
911 Carrera GTS 991.2
911 Carrera GTS 3.0 Petrol
911 Carrera GTS 992.1
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What we do
From Stage 1 and Stage 2 ECU remapping to gearbox tuning and supporting performance upgrades, STX Tuning offers specialist vehicle software and tuning services for compatible petrol and diesel cars and vans.
Explore the available options for your exact vehicle at our Slough workshop, with suitable mobile ECU remapping appointments available across selected surrounding areas.
Not sure which tuning service you need?
Tell us what you drive and what you'd like to achieve. We'll check your vehicle and help you explore the available options.
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