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– Mandrel-bent aluminum piping with black powder coating
most tuners will require upgraded port injectors
This can shorten turbo life
These are OEM Units
Porsche Carrera 991 S GIAC Performance ECU Software Upgrade 135i/335i – Mandrel-bent aluminum piping withGIAC performance software helps you extract the maximum potential from your 991 Carrera S. Performance gains were measured at: 10 wheel horsepower and 12 wheel torque on 91 octane fuel Gains are as high as 20 wheel horsepower and 25 wheel torque at various areas in the powerband. Estimated crankshaft power output of 407 brake horsepower and 339 brake torque on 91 octane Additional performance gains will be observed with additional hardware such as an
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