BMW 3 SERIES G20 PIPERCROSS STOCK REPLACEMENT FILTER RS7 Increasing the size or smoothing

Increasing the size or smoothing the inlet elbow has been the norm for most intakes with little to no effect in power

The Kompact holds a boost better than the factory valves and can never be overcome by a boost

making installation quick and hassle-free

compression loss

BMW 3 SERIES G20 PIPERCROSS STOCK REPLACEMENT FILTER RS7 Increasing the size or smoothingBenefits of a Pipercross panel filter: 30 40% more air flow over your OEM paper filter Does not affect manufacturer warranty Direct fit into airbox no modification Better for the environment (washable and reusable) 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