FabSpeed Porsche 997.2 Carrera Sport Headers (2009-2011)

Why We Choose HJS Catalytic Converters:  HJS German imported catalytic converters are made from some of the highest grade materials you can find in a catalytic converter. This yields high performance gains and longevity so it wont deteriorate over time like lower grade catalytic converters. These catalytic converters flow up to 93-95% of a straight pipe in most applications. The benefit is that you get the "straight pipe sound" while still being able to provide enough emissions scrubbing to prevent a check engine light.     Performance headers improve exhaust flow and sports car sound; Sport Headers include 200-cell HJS Sport Catalytic Converters. SOUND: These headers will give you a significant volume increase and give your 911 a stronger flat 6 wail.      POWER:  Headers are often the most effective way to improve power on your naturally aspirated car and these sport headers are no exception. On our dynojet we saw gains of 8 whp and 14 ft/lbs of tq at 3000 RPM, 13 whp and 16 ft/lbs o