Description
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Designed for race competition, drivers education, PCA club racing, track events, and off-road use.
These Fabspeed Motorsport 981 long tube headers feature Formula 1 Indy car-style high velocity merge collectors that ensure optimum exhaust flow from the engine's cylinder heads, directing it straight into equal length primary header tubes towards the triangular merge collector.
These competition headers are the world's finest. Dyno developed and independently proven by Porsche engine builders world wide.
Designed to improve exhaust flow and enhance performance, these meticulously crafted headers deliver a substantial increase in wheel horsepower and torque.
Developed and refined over 17 years and used by professional racers, amateur racers, and IMSA sanctioning bodies for over decades.
You can not buy a finer race header. Developed in the USA from a clean sheet of paper.
Set yourself apart from the factory-equipped crowd with this unbeatable upgrade.
FEATURES:
- Fits all Porsche 981 Boxster/Cayman, including GT4 3.8 vehicles (2013-16)
- Equal length T304 stainless steel, C.N.C. mandrel bent header pipes for equalized engine pulsing, exhaust scavenging and maximum exhaust flow.
- Long-tube race headers fit all Boxster/Cayman models listed above and are a direct bolt-on to any OEM 981 muffler/981 PSE, or any aftermarket muffler designed for OEM spec.
- Dramatic improvement in horsepower and torque throughout the RPM range
- Multi-layer OEM Porsche exhaust manifold gasket additional $70 set.
- F1/NASCAR style high velocity cast merge collectors to pulse wave tuning.
- Incredible power gains and DYNO proven to work better than any other competitors headers on 4.5 liter stoker engines.
- Direct bolt-on application with no cutting or welding required.
- Optional O2 spacers catted spacers available to minimize C.E.L occurrences .
- All Fabspeed products are backed by a lifetime warranty.
INSTALLATION NOTE: To ensure proper header seal, after initial heat cycle, tighten all exhaust bolts to the OEM torque specs.
DISCLAIMER:
This product removes the OEM catalytic converters from the vehicle, and as such, is strictly intended for closed track events and off-road use only, never to be driven on public roads.
This product is or contains a Racing Cat Bypass Pipe, which will give you check engine lights on OBD2 cars. Racing Cat Bypass Pipes are solely intended for track and race cars as they are NOT California Air Resources Board Certified (CARB) and not EPA certified.
You are hereby informed and warned to check your local, state, and federal laws before buying and installing these or any aftermarket parts to be sure whether usage is in violation.
All installation-risk and use-risk is borne by the end-user and installer of these parts.