BMW 340I PIPERCROSS STOCK REPLACEMENT FILTER cat back Heat Range: 8 (1-step colder)

Heat Range: 8 (1-step colder)

Polished Welded-On Double Wall Angle Cut Folded Edge tips

Proudly display your APR car's performance stage with the customizable APR badge

powder-coated heat shield uses an auxiliary air scoop to directly supply cool air from the front of the vehicle straight to the filter for maximum performance

BMW 340I PIPERCROSS STOCK REPLACEMENT FILTER cat back Heat Range: 8 (1-step colder)Benefits of a Pipercross panel filter: 30 40% more air flow over your OEM paper filter Direct fit into airbox no modification Does not affect manufacturer warranty Better for the environment (washable and reuseable) Improved fuel economy Handmade in the UK The low maintenance and long lifespan aspects of a Pipercross filter come from the special triple layer foam that is used on all Pipercross filters. The outer core is coarse foam designed to trap