K&N RU-0500 UNIVERSAL Clamp-On Air Filter 2-1/16"FLG, 3-1/2"OD, 4"H ymm_22 Audi: 5Q0121251HA

Audi: 5Q0121251HA

BMW 328 96-98

Outside Width/Base Inner Diameter (mm): 140/211

K&N 57i Series induction kits are specifically engineered for each vehicle to eliminate the size restriction of the factory air box

This muffler is typically used in systems with a single inlet and dual outlets but can also be installed in setups with dual inlets and a single outlet

K&N RU-0500 UNIVERSAL Clamp-On Air Filter 2-1/16"FLG, 3-1/2"OD, 4"H ymm_22 Audi: 5Q0121251HADescription K&N RU 0500 UNIVERSAL Clamp On Air Filter 2 1 16"FLG, 3 1 2"OD, 4"H K&N Universal Air Filters are designed and manufactured for a wide range of applications, including racing vehicles, radio controlled cars, generators, snowmobiles, tractors, and more. These filters accommodate various air intake angles and offset diameters, making them suitable for many types of equipment. Each filter features ultra strong molded pliable rubber flanges