Description
Return/Cancellation policy: Fabspeed orders typically ship within 2 weeks, but please be aware that it can take up to 8 weeks in some cases. If you need to cancel your order within this 8-week period, a 50% restocking fee will apply. Please note that this policy has no exceptions.
Achieve maximum power from the Porsche 991 GT3 3.8L / 4.0L engine without sacrificing driveability or reliability by optimizing the engine's performance. Fabspeed Motorsport offers an alternative tuning method for vehicles equipped with ECU's that traditionally required bench flashing. No longer do you need to remove your ECU and mail it in for a tune. The Handheld device interfaces with the OBD-II port on your vehicle and your computer to complete the tuning process. Simply flash your GT3 with a Fabspeed ECU Tune utilizing the included handheld tuner. Performance ECU software upgrade improves horsepower, torque, and driving characteristics by reprogramming various sensor inputs, air/fuel ratios, and boost pressure (if applicable).
COMPATIBILITY
Fits all Porsche 991 GT3 3.8L / GT3 RS 4.0L vehicles (2014-2016)
POWER:
GT3 RS with Stock Hardware
Stock = 434 whp / 316 ft-lbs
Tuned = 440 whp / 323 ft-lbs
Maximum gains of over 15 whp and 10 ft-lbs of torque at 7500 RPM
Peak power gains of 6 whp and 6 ft-lbs of torque
