Pipercross Performance Air Filter for BMW 3 (E36), 5 (E34/E39) & 7 (E38) Turbo-Diesel - PP1428 M135i PRE-LCI (F20 & F21) INTERIOR STYLING enabling dual liquid laminar flow

enabling dual liquid laminar flow for improved thermal management

allowing for quick

Correct airflow characteristics for the factory intake system

It's a cloud-based solution with a web-based interface for use with a laptop or with mobile apps built for iOS and Android

Pipercross Performance Air Filter for BMW 3 (E36), 5 (E34/E39) & 7 (E38) Turbo-Diesel - PP1428 M135i PRE-LCI (F20 & F21) INTERIOR STYLING enabling dual liquid laminar flowThe Pipercross PP1428 is a high flow panel performance air filter that drops straight into your factory airbox as a direct replacement for the original paper element. It flows significantly more air than the standard filter to improve throttle response, engine breathing and efficiency with no airbox modification required. Like every Pipercross filter it is washable, reusable and built to last. Why Pipercross? Pipercross has been at the forefront of