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2 KGs compared to the factory system
Used by professional Grand Am race teams in series that require the use of the factory airbox
This translates to much improved mid-range torque and high-RPM horsepower
Direct simple bolt-on installation for stock restrictive headers
Porsche 993 Turbo ECU Software Upgrade California 2 KGs compared to thePerformance ECU software upgrade improves horsepower, torque, and driving characteristics by reprogramming various sensor inputs, air fuel ratios, and boost pressure (if applicable). NOTE: ECU upgrades are available for all 993 Turbo models, but you must specify which style of ECU your vehicle requires. Early model 993 Turbo (1995) use an ECU EProm Flash, while the later cars equipped with the "drive block" feature (1996 1997. 5) use an OTP style ECU.
