Porsche 997 Turbo Factory/OEM Catalytic Converter Re-Coring Exhausts The RENNKRAFT® system has been

The RENNKRAFT® system has been awarded a US Patent and is the only system of its kind in the world

Helical LTD

Porsche left A LOT on the table

2 Twin Turbo / Twin Turbo S vehicles (2017-2020)

This more efficient design provides the same great power increases as it does on the Cayenne Turbo

Porsche 997 Turbo Factory/OEM Catalytic Converter Re-Coring Exhausts The RENNKRAFT® system has beenReplace the worn out or broken core of your factory Porsche catalytic converter(s) with a new high performance HJS tri metallic catalytic converter core. FEATURES: Fabspeed Motorsport can replace the inner core of your Porsche catalysts with new high performance cores from HJS Germany. These premium catalytic converters are a fantastic way to refresh your factory exhaust system without sacrificing the factory appearance. Please call us at (215) 646