The Weapon-R Polished Dual Velocity Secret Weapon Intake Kit w/ Air Shield BMW 528i Turbo 2.8L 2012 for your 2012 BMW 528i is a great way to increase horsepower and torque gains by replacing your restricted factory air intake.

The GruppeM Super Cleaner Intake BMW 525i | 528i E39 1996-2004 for your 1997-2001 BMW 528i is a great way to increase horsepower and torque gains by replacing your restricted factory air intake.

The ARMASpeed Carbon Fiber Airbox BMW F10 520i | 528i 11-19 for your 2011-2018 BMW 528i is a great way to increase horsepower and torque gains by replacing your restricted factory air intake.