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Let your 2007-09 Porsche 997 GT3 breathe freely by replacing the restrictive OEM headers and integrated Catalytic converters with a set of Catted Sports Headers from Fabspeed. Featuring quality German-import HJS 200-Cell Sports Catalytic Converters, these headers will give your 997 GT3 and impressive gain of +22whp and+37wtq with added benefit of shaving 22lbs off the rear of your Porsche.
NOT CARB APPROVED - "OFF ROAD USE ONLY" in California (EG - Not Street Legal in California)
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Fabspeed 997TT Header Comparison
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