Pipercross Car Panel Filter PP1987 49 These springs have been designed

These springs have been designed to work in harmony with the standard dampers so no other changes are needed

Dyno result: +16 hp@3000rpm and +37

Suitable for BMW 4 Series / I4 / M4 LED Style G Series / 2018+ Models)

This high-pressured material guarantees easy and precise fitting

time to brake performance such as 100-0

Pipercross Car Panel Filter PP1987 49 These springs have been designedPipercross Panel Filter PP1987 measures 347mm x 135mm Benefits of a Pipercross panel filter: 30 40% more air flow over your OEM paper filter Better for the environment (washable and reuseable) Improved fuel economy Lifetime warranty on manufacturing defects 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