Fabspeed Porsche 981 Boxster/Cayman Sport Headers (2013-2016) Exhausts HJS catalytic converters are not

HJS catalytic converters are not CARB Certified for use in California

High velocity 3-into-1 pyramidal investment case merge collectors for improved exhaust scavenging

True high performance dual exhaust

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has developed the ultimate no-holds-barred turbo upgrade package for the 997 Porsche Turbo

Fabspeed Porsche 981 Boxster/Cayman Sport Headers (2013-2016) Exhausts HJS catalytic converters are notImprove both the sound and the power from your 981 Boxster Cayman with these sport headers. Our Sport Headers use 200 cell HJS catalytic converters which improve exhaust flow while still cleaning your exhaust gases. SOUND: These headers will give you a significant increase in volume, and a smooth sports car sound. POWER: These dyno designed headers feature smooth mandrel bends and a 3 1 collector to get the most power out of your 981. Paired with a