Description
Free ground shipping.
These headers are typically built to order. Actual delivery time can be 1-2 weeks.
Add 33 horsepower and 24 lb/ft of torque while dropping 7 lbs.
Constructed from the finest T304L stainless steel tubing.
These RENNKRAFT® modular headers are ideal for 4.0 liter Cayman or Boxster models used on the street.
A patented modular design with a quick release V-band connector, allowing for simple switching between 200 cell cats and cat bypass pipes for track purposes.
This advanced header system provides both street and track capabilities through a precise, cutting-edge design.
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Fits all Porsche 4.0L Cayman/Boxster GT4/GTS/Spyder vehicles 2020+
- Impressive dyno proven power gains of 31 whp and 19 ft/lbs of TQ with the Sport Cats and 33 whp and 24 ft/lbs of TQ with Cat Bypass installed
- Save 2 lbs with sport cats and 7 lbs with cat bypass compared to the factory headers
- Modular design that uses a V-band clamp so one can quickly swap between cats and cat bypass
- With the RENNKRAFT® system, you can quickly install cat bypass pipes for racing
- The RENNKRAFT® system has been awarded a US Patent and is the only system of its kind in the world
- Switching to cat-bypass for track events prevents catalytic converter degradation during all out competition racing abuse
- F1 style high velocity merge collectors
- Designed from 3D scans of the OEM headers so we can achieve perfect bolt-on fitment
- German-made HJS HD tri-metallic 200-cell EURO 6 homologated catalytic converters for the best performance and reliability
- The largest catalytic converters that will fit in the factory location for maximum flow
- Flows 93% of a 2.5 in straight pipe
- Optimized for maximum performance with no catalyst generated check engine light, guaranteed, when Sport Cats are installed
- No ECU tune required
- NOT EPA or CARB certified and not be used on street driven vehicles
- Will fit with any brand of aftermarket exhaust system designed to work with the factory headers
- Built 100% in house at Fabspeed Motorsport USA in Fort Washington, PA