Porsche 957 S / GTS BMC F1 Replacement Air Filters (2008-2010) Exterior Removing the factory cats will

Removing the factory cats will make your F430 much louder and more aggressive sounding with no increase in cabin drone

fits OEM 957 S/ GTS airbox for improved airflow and performance

Dramatically improves sports car sound

Constructed with a high quality 200 cell high flowing catalytic converter

you must also order our GT3 Throttle Body Adapter

Porsche 957 S / GTS BMC F1 Replacement Air Filters (2008-2010) Exterior Removing the factory cats willHigh performance drop in replacement for the factory air filters; fits OEM 957 S GTS airbox for improved airflow and performance. Starting with its outer frame, BMC uses a special soft rubber material made in a process called "full molding", which not only provides a much tighter seal around the filter, but also eliminates any potential cracking or breaking of the filter. The filter element itself is made of a washable cotton material that provides