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Porsche Boxster
Spyder 3.4i 320hp ( 320 PS / 235 kW ) — Tuning File

320 PS stock power · 2005 - 2011 ( 987 ) (2005-2011) · Gasoline
Vehicle Data
BrandPorsche
ModelBoxster
Generation2005 - 2011 ( 987 )
Year2005-2011
FuelGasoline
Displacement3,436.0 L
Engine CodeMA1.21
ECUContinental SDI3
Stock Power320 PS
Stock Torque360 Nm
Tuning Potential
STAGE1
333 PS +13
Power
378 Nm +18
Torque
+13 PS
Gain
STAGE2
338 PS +18
Power
385 Nm +25
Torque
+18 PS
Gain
Available Options
CAT OFF E85 Flexfuel Exhaust flaps open Hard Cut limiter Lambda OFF Pop & Bang Start Stop OFF Vmax OFF
ECU Remap — Porsche Boxster Spyder 3.4i 320hp ( 320 PS / 235 kW )

The Porsche Boxster Spyder 3.4i 320hp ( 320 PS / 235 kW ) (Gasoline, 320 PS) can be tuned with a Stage 1 ECU remap to 333 PS — a gain of +13 PS without any hardware modifications. Our tuning files target the original ECU software and optimise parameters such as injection timing, boost pressure and fuel maps to unlock the full performance potential.

All tuning files at ecufiles.io are developed and tested by experienced engineers. The original ECU file is always preserved — the remap is 100% reversible at any time.

Frequently Asked Questions
What does an ECU remap do on the Porsche Boxster Spyder 3.4i 320hp ( 320 PS / 235 kW )?
An ECU remap (chiptuning) modifies the engine control unit software to optimise parameters like injection timing, turbo boost pressure and fuel delivery. On the Spyder 3.4i 320hp ( 320 PS / 235 kW ), this typically results in more power, better throttle response and improved fuel efficiency at part load.
How much power gain is possible with Stage 1 on the Spyder 3.4i 320hp ( 320 PS / 235 kW )?
Stage 1 brings the Spyder 3.4i 320hp ( 320 PS / 235 kW ) from 320 PS to 333 PS — a gain of +13 PS. No hardware modifications are required, making it the most popular and cost-effective tuning option.
Is chiptuning reversible on the Porsche Boxster?
Yes. We always save the original ECU file before applying any remap. The tuning can be fully reversed to factory settings at any time.
How fast do I receive the tuning file?
We process orders Monday to Friday from 08:00–20:00 and Saturday from 10:00–16:00. Most tuning files for the Porsche Boxster are delivered within 1–3 hours after uploading your original file.

Order Tuning File for Porsche Boxster

Upload your original file — we deliver the right tuning file for your Spyder 3.4i 320hp ( 320 PS / 235 kW ). Fast, secure, credit-based. B2B access for chiptuning professionals.

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