aFe MagnumFLOW Air Filters PDS Clamp On A/F 3-1/2F x 5B x 3-1/2T (Inv) x 8H - 21-91117 fits_1988-1993`BMW`3 Series This cat-back exhaust is constructed

This cat-back exhaust is constructed of 4" mandrel-bent 409 stainless steel tubing and comes complete with free-flowing muffler

350-800 Deg F Optimal Temperature Range

With a perfect fit that's designed to impress installation is seamless leaving your car looking sleek and stylish

In this method carbon materials are infused with resin and placed in a sealed vacuum (autoclave) for curing

aFe MagnumFLOW Air Filters PDS Clamp On A/F 3-1/2F x 5B x 3-1/2T (Inv) x 8H - 21-91117 fits_1988-1993`BMW`3 Series This cat-back exhaust is constructedWith three layers of progressively finer mesh synthetic media between 100% polyurethane top and base, this high flow, "oil free" conical performance filter provides maximum convenience and easy maintenance with excellent airflow. Washable and reusable for multiple cleanings, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Pliable polyurethane flange with integrated bumps insures