Fabspeed Porsche 987.2 Boxster / Cayman RENNKRAFT® Modular Headers with HJS Catalytic Converters (2009-2012) Select:Choose your Configuration=Sport Cat + Cat Bypass Pipes Designed to retain maximum diameter

Designed to retain maximum diameter of throttle body outlet for improved performance and flow

Heat and Volume are the main considerations when designing an intake for turbocharged engines

HJS Germany manufactures the highest quality catalysts in the world

Quality aerospace construction

Fits all Porsche 986 Boxster / S vehicles (1997-2004) (Please see notes below for EU and rest of world car fitment)

Fabspeed Porsche 987.2 Boxster / Cayman RENNKRAFT® Modular Headers with HJS Catalytic Converters (2009-2012) Select:Choose your Configuration=Sport Cat + Cat Bypass Pipes Designed to retain maximum diameterThese Fabspeed US PATENTED # modular headers are the perfect solution for any Cayman or Boxster. Our United States patented RENNKRAFT modular design features a quick release V band connector that allows the owner to easily swap between our German made HJS 200 cell cats and a cat bypass straight pipes for track use ONLY. RENNKRAFT, translated from German is race power. These patented headers offer true street and racetrack functionality in an