S58 Downpipe For BMW G80 M3 G82/G83 M4 - ARM Motorsports a8tuning Not compatible with manual transmissions

Not compatible with manual transmissions

For enthusiasts looking to achieve even cooler intake temperatures and maximize power

15psi Hobbs switch to trigger secondary pump on Stage 3 or Stage 4 LPFP

0L BMW F32 428i N20/N26 2

Toyota Supra Kit Includes (without factory hardware)

S58 Downpipe For BMW G80 M3 G82/G83 M4 - ARM Motorsports a8tuning Not compatible with manual transmissionsHIGHLIGHTS Increase Power and Torque Faster Turbo Spool Exotic Exhaust Sound SS304 Stainless Steel PROFILE The ARM S58 Downpipes increase power and torque on your S58 powered BMW while unleashing exotic sounds from your tailpipes. The ARM S58 downpipes are one of, if not the best all around hardware upgrades for the G8X platform. The ARM S58 downpipes improve throttle response throughout the RPM range while stepping up the exhaust note, all without