Fabspeed Porsche 987.2 Boxster / Cayman RENNKRAFT® Modular Headers with HJS Catalytic Converters (2009-2012) Select:Choose your Configuration=Sport Cat + Cat Bypass Pipes *2 Sets Of Performance Air

*2 Sets Of Performance Air Filters:*

HJS Germany manufactures the highest quality catalysts in the world

Fabspeed Motorsport USA included two ingenious Unique X pipes to harness the 6 cylinder engines exhaust pulse together to guarantee much better sound and power all in one

5mm quad-resonated x-pipe

That's a gain of 54 HP at the crank

Fabspeed Porsche 987.2 Boxster / Cayman RENNKRAFT® Modular Headers with HJS Catalytic Converters (2009-2012) Select:Choose your Configuration=Sport Cat + Cat Bypass Pipes *2 Sets Of Performance AirThese 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