Porsche 991.2 Turbo / Turbo S BMC F1 Replacement Air Filter (2017+) Intakes The larger 380mm front rotors

The larger 380mm front rotors are greater heat sinks vs the factory 365mm rotors resulting in increased performance on the track

It's a major change

993 enthusiasts have been cutting/ butchering the lids off their air box's for years because it's proven to net more power

065" thick T304L stainless steel for optimum flow and maximum durability

The metal adjacent to the welds is brittle due to the original welding the heat affected zone or HAZ

Porsche 991.2 Turbo / Turbo S BMC F1 Replacement Air Filter (2017+) Intakes The larger 380mm front rotorsHigh performance drop in replacement for the factory air filter; fits OEM 991. 2 Turbo airbox for improved airflow and performance. Proper airflow is crucial to an engine's performance. When it comes to precisely engineered automobiles like the Porsche 911, every bit of optimization will help you get the most from your engine. That's why we provide this BMC F1 replacement air filter. It fits perfectly in the OEM air box and is built with the highest