ARM Motorsports Crossover Pipe | G87 M2 · G80 M3 · M3 Competition · G82 · G83 M4 · M4 Competition | 3.0L Turbo I6 [S58] B6 Passat 2.0L Turbo I4 2753 supercharger ratio similar to

2753 supercharger ratio similar to a traditional dual pulley setup that uses a combined smaller 57

Through extensive engineering

Direct OEM fitment with no trimming necessary

so you can change the look whenever you like

Larger diameter smooth-bore aluminum piping (Dinan: 76mm

ARM Motorsports Crossover Pipe | G87 M2 · G80 M3 · M3 Competition · G82 · G83 M4 · M4 Competition | 3.0L Turbo I6 [S58] B6 Passat 2.0L Turbo I4 2753 supercharger ratio similar toThe ARM S58 Crossover Pipe is designed to replace the restrictive OEM S58 crossover pipe with a fully round design to improve exhaust flow. The ARM S58 Crossover Pipe retains a round form, eradicating the turbulence and constraints of the OEM oval design. Upgrading your S58 with the ARM Crossover Pipe results in increased exhaust flow for your G80 G82 BMW. The ARM S58 Crossover Pipe removes the extra casting material and sound deadening of the OEM S58