K&N Custom Racing Air Filter - Rectangular Carbon Fiber 4in Air Box w/ 2.75in Air Horn 2024-bmw-m235i-xdrive-gran-coupe-esi9039219 NS1-XTR6 kit features an Xtreme

NS1-XTR6 kit features an Xtreme pressure plate for the most demanding driver

This ensures the fitting surface will not be damaged during the assembly process

OMP Rain Overall Transparent - Size S

Vacuum/Boost reference capability

K&N Custom Racing Air Filter - Rectangular Carbon Fiber 4in Air Box w/ 2.75in Air Horn 2024-bmw-m235i-xdrive-gran-coupe-esi9039219 NS1-XTR6 kit features an XtremeLight weight yet durable, K&N's Generation 2 Carbon Fiber Air Boxes are a must for any racer currently using traditional multi Siamese stacks. Constructed from ultra lightweight carbon fiber these filters provide ample air flow for your racing needs. They come with air horn seals to provide better sealing and easy installation. As with all K&N air filters, Generation 2 Carbon Fiber Air Boxes are washable and reusable. Simply use K&N cleaner and oil to