Porsche 718 Boxster / Cayman Sport Catalytic Converter Downpipe Exterior 1 Cayman / Boxster vehicles

1 Cayman / Boxster vehicles (2005-2008)+ Designed and built in-house at our Willow Grove

resulting in the best possible gains of sound and power

We use premium Helical valves that are made in the United Kingdom and are the most reliable valves available on the market

HJS HD 200-CELL CATALYSTS:

Whether you want a sleek

Porsche 718 Boxster / Cayman Sport Catalytic Converter Downpipe Exterior 1 Cayman / Boxster vehiclesDEVELOPMENT AND TESTING: The 718 is rather quiet in factory format. Replacing the restrictive factory catalytic converter with a freer flowing unit adds to drivability and also unlocks the sweet sounds of the turbo without adding any negative notes to the overall exhaust tone. The HJS HD 200 cell catalytic converter and smooth mandrel bent piping ranging from 90mm down to dual 55mm oulets encourages better throttle response and a more exhilarating