aFe MagnumFLOW Air Filters Round Racing P5R A/F RR P5R 9 OD x 7 ID x 6.62 H - 18-10905 fits_1977-1983`BMW`3 Series so the product warranty is

so the product warranty is not covered by any sound issue

Slim feel and only weighs half an ounce

To install you must partially remove the wheel well liner (three T-25 Torx screws per side) which can be completed in about 10 minutes

and Canadian vehicles — particularly certain Night Package / Black Edition models — may be equipped with OEM tail lights ending in 5301 (white connector)

lightweight tubular alloy steel 32mm Front

aFe MagnumFLOW Air Filters Round Racing P5R A/F RR P5R 9 OD x 7 ID x 6.62 H - 18-10905 fits_1977-1983`BMW`3 Series so the product warranty isConstructed with 100 percent polyurethane on top and bottom, this high flow, oiled performance filter is our highest flowing filter media. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Integrated urethane bump seal