aFe ProHDuty Air Filters OER PG7 A/F HD PG7 RC: 9-9/32OD x 5-25/32ID x 23-7/16H - 70-70052 fits_2015-`BMW`M4 2-way or 3-way when ordering

2-way or 3-way when ordering (See Below)

TIG-Welded 2-1/2" To 3"" Aluminum Tubing

Gloss Black Twill Carbon Fiber Air Duct and Rain Guard

Precision OEM-spec fit for seamless bumper integration

aFe ProHDuty Air Filters OER PG7 A/F HD PG7 RC: 9-9/32OD x 5-25/32ID x 23-7/16H - 70-70052 fits_2015-`BMW`M4 2-way or 3-way when orderingWith seven layers of progressively finer mesh cotton gauze and synthetic media between 100% polyurethane top and base, the aFe Pro GUARD7 heavy duty cylindrical performance filter provides excellent protection. It's the media we recommend for the most severe service conditions, these filters have an efficiency of 99. 7%. Washable and reusable for multiple cleanings, the tall, open, evenly spaced pleats provide excellent dust holding capacity for