BMC Air Filter. Porsche 993 Carrera / 993 Turbo (Part no FB136/04)  ❭  FB136

Replacement panel air filter.



Fits:
Porsche 996 C2/C4/C4S
Porsche 997 C2/2S
Porsche 997 C4/4S

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99611013152

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Replacement panel air filter.
Genuine Porsche engine air filter, manufactured to Porsche’s exact factory specifications. This filter is the correct OEM replacement for selected Porsche 911 (996 and 997) performance models, ensuring precise fitment, correct airflow characteristics, and the level of filtration required for high-performance flat-six engines.

Fits:
Porsche 996 Turbo 2000 - 2005
Porsche 996 GT3 1999 - 2005
Porsche 996 GT2 2000 - 2005
Porsche 997.1 GT3 2007 - 2009
Porsche 997.2 GT3 2010 - 2011 (Not for RS)

Diagram ref no 2

The filter is designed to fit perfectly within the factory airbox, sealing correctly against the housing to prevent unfiltered air from entering the intake system. Using a Genuine Porsche air filter ensures the engine continues to operate exactly as Porsche intended, particularly important for high-output and motorsport-derived engines.

The engine air filter plays a critical role in protecting the engine while supporting optimal combustion. As air is drawn into the intake system, it carries dust, dirt, and microscopic debris that can cause internal engine wear if not filtered properly.

The air filter:
•  Removes harmful airborne contaminants before they reach the engine
•  Maintains correct airflow for efficient combustion
•  Supports stable power delivery and throttle response
•  Helps preserve long-term engine reliability and performance

By ensuring only clean, properly metered air reaches the combustion chambers, this filter protects vital engine components such as pistons, valves, cylinder walls, and sensors.

High-performance Porsche engines rely on precise airflow management. A clogged, incorrect, or poorly manufactured air filter can lead to restricted airflow, reduced efficiency, and increased internal wear. Using a Genuine Porsche air filter ensures:
•  Factory-correct airflow and filtration balance
•  Protection of sensitive internal engine components
•  Maintained performance and throttle response
•   Compliance with Porsche service and maintenance standards

Replace the air filter if:
•  The filter element shows visible dirt or heavy discoloration
•  Engine response feels reduced or inconsistent
•  Fuel consumption has increased
•  The vehicle has reached a scheduled service interval
•  The car is driven frequently in dusty or high-pollution environments

Regular inspection and replacement help protect engine health and performance.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99611013171

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K&N High Performance replacement air filter.



This Product Fits:
Porsche 911 (996) 3.6L GT2 2001-05
Porsche 911 (996) 3.6L GT3 1999-05
Porsche 911 (996) 3.6L Turbo 2000-05


K&N® washable, reusable High-Flow Air Filters™ feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower.

Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10-Year/Million Mile Limited Warranty.

K&N drop-in replacement filters are designed to install easily into your factory air box.

Works with Original Equipment Manufacturer Vehicle Electronics.

Environmentally Friendly, K&N Reusable Air Filters

Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!

Related reference numbers
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33-2189

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