Evolve Supercharger Uprated Billet Plenum - BMW 5 Series E39 M5 1 Series (F20 / F21) It works well with the

It works well with the M6 Gran Coupe’s ANC system - just like the valve system

one at approximately 5000rpm and the other at approximately 8300rpm

This duct feeds the airbox enclosure with ambient air from the front grill to ensure inlet temperatures are kept as low as possible

and with this cat-back performance exhaust system—which means that the stock catalytic converters remain in place—there’s no need to remap the ECU (it’s simply a plug-and play system)

For vehicles without electronic suspension control

Evolve Supercharger Uprated Billet Plenum - BMW 5 Series E39 M5 1 Series (F20 / F21) It works well with theNO LONGER AVAILABLE The reason we have made the plenum is not just for improved efficiency, but to facilitate not blowing plenums up or seeing even the strongest ones expanding and contracting so much (they eventually blow too). The plenum has been designed on purpose with the location of the the two entry feeds to be in the stock position meaning that it can be installed on any supercharger kit that uses the OEM plenum, such as RK and ESS The