Milltek BMW 5 Series M5 & M5 Competition 4.4l Twin Turbo F90 (OPF/GPF Equipped Cars) 2020-2021 Active Valve Control Exhaust 034Motorsport Billet Aluminum Rear Differential Mount • Full Variable Valve Timing

• Full Variable Valve Timing control

After trying and testing several diameters of ducting

We also modify the original inlets to enable greater airflow

but it also provides the reliability needed for years of service

Milltek BMW 5 Series M5 & M5 Competition 4.4l Twin Turbo F90 (OPF/GPF Equipped Cars) 2020-2021 Active Valve Control Exhaust 034Motorsport Billet Aluminum Rear Differential Mount • Full Variable Valve TimingAll Milltek performance exhaust systems are manufactured from T304L stainless steel; giving you the satisfaction of knowing that our products are meant to last within some of the toughest environments. T304L is a highly durable form of stainless steel that is far less susceptible to degradation and discolouration than many others of its kind, while it will last almost indefinitely.