Porsche 991 GT3 3.8 DFI Stage 2 ECU Tuning File – MED17.1.11 544999 (Track-Focused Remap) [Porsche]

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A new product by Bin is available: Porsche 991 GT3 3.8 DFI Stage 2 ECU Tuning File – MED17.1.11 544999 (Track-Focused Remap) 99161860300 - Stage 2 ECU remap for Porsche 991 GT3 3.8 DFI – sharper throttle, max performance, all emissions intact

Porsche 991 GT3 3.8 DFI Stage 2 ECU Tuning File – MED17.1.11 544999 (Track-Focused Remap) 99161860300​

Description​

Parameter	Value
Producer:	Porsche
Series:	991 GT3
Model:	3.8 DFI
Model Year:	2014
Type (Engine):	Petrol
Displacement:	3.8
Output:	475.0PS / 349.4KW
Gear:	automatic transmission
Producer (ECU):	Bosch
Build (ECU):	MED17.1.11
ECU-Nr. Prod:	99161865608 2658
ECU-Nr. ECU:	99161860300
Software:	544999
Checksum:	All CS ok, Plugin OLS807 v3.32, Bosch MED17/EDC17
CPU:	Bosch MED17
Eprom 8-Bit sum:	F384
Nested Versions:	1 modified version included (Stage 2) + Original for reference
Project Type:	Partial (partially coded)
Project Size:	4 194 304 bytes
Read Hardware:	CMD Flash

Extended Product Information​

• Stage 2 remap for Porsche 991 GT3 3.8L DFI on Bosch MED17.1.11
• Throttle response sharpened across the RPM range for track-focused drivability
• VVT and torque structure re-optimized for faster rev rise and punchier midrange
• Fuel, ignition and lambda strategies adjusted for performance fuel types
• All stock emissions components (catalyst, O2 sensors) retained and monitored
• Dynamic rev limiter and gear-dependent torque limits reconfigured
• Flash-ready via CMD Flash — no patching needed
• Supplied as full binary for direct ECU writing
• Dyno-tested calibration under real load and temp conditions
• Recommended for off-road/motorsport use — ensure compliance with local laws

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