Porsche F1 Replacement Air Filter - 911 | 1999-2004 FS-POR-996-BMC-1 911-347-041-00 there are four pre-programmed valve

there are four pre-programmed valve positions

Easy Bolt-On Installation: Simple DIY installation involving unbolting the stock mufflers and bolting on the Maxflo mufflers and tips

Modernize Your Classic 911

Breathe Clean Air

It is designed to withstand the rigors of daily driving and extreme conditions

Porsche F1 Replacement Air Filter - 911 | 1999-2004 FS-POR-996-BMC-1 911-347-041-00 there are four pre-programmed valvePorsche F1 Replacement Air Filter For Porsche 996 Carrera (1999 2004) Models. High Performance Upgrade: Engineered as a direct, high performance replacement for the factory air filter in OEM 996 Carrera airboxes. Optimized Airflow: Designed to enhance engine airflow, contributing to improved overall vehicle performance. Seamless Integration: Meticulously crafted for perfect fitment within the original equipment manufacturer's airbox. Premium