aFe MagnumFLOW Air Filters UCO PDS A/F PDS 4F x 8-1/2B x 8-1/2T x 11H Air Filters>Air Filters - Drop In High pressure spring (included) supports

High pressure spring (included) supports 75-120 PSI base fuel pressure

When tuning an engine using wideband AFR feedback control

The AEM 21-485P Performance Cold Air Intake System produces horsepower and torque gains by replacing your vehicle's restrictive factory air filter and air intake housing

7 PSI when the sensing element is exposed to atmospheric pressure at sea level however they can be recalibrated to read zero at atmospheric and a negative number at values less than atmospheric pressure

tuned and dyno-tested to fit specific Mercedes Benz CLA250 models

aFe MagnumFLOW Air Filters UCO PDS A/F PDS 4F x 8-1/2B x 8-1/2T x 11H Air Filters>Air Filters - Drop In High pressure spring (included) supportsWith 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