BMW 340I PIPERCROSS STOCK REPLACEMENT FILTER cat back In contrast

In contrast

The downpipe on your turbocharged vehicle is directing the exhaust gases out of the turbine housing into the exhaust system

The valve itself is of dual piston design for longevity with the ability to be tuned with replacement springs if required

The final product is a beautiful and functional Carbon Fiber Intake

Tip Shape: Round

BMW 340I PIPERCROSS STOCK REPLACEMENT FILTER cat back In contrastBenefits 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