Porsche 957 S / GTS BMC F1 Replacement Air Filters (2008-2010) Exterior Simple DIY installation in less

Simple DIY installation in less than 1 hour after removing the stock rear exhaust

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

Dramatically improves sports car sound

Constructed with a high quality 200 cell high flowing catalytic converter

A great option for track-oriented Carreras

Porsche 957 S / GTS BMC F1 Replacement Air Filters (2008-2010) Exterior Simple DIY installation in lessHigh 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