S58 Downpipe For BMW G80 M3 G82/G83 M4 - ARM Motorsports n63_chargepipe the heat shield and filter

the heat shield and filter work together to improve throttle response

Increases air intake efficiency

• Minimum power gains of up to 30hp and 45tq to the wheels on a stock vehicle

gunking up intake valves

S58 Downpipe For BMW G80 M3 G82/G83 M4 - ARM Motorsports n63_chargepipe the heat shield and filterHIGHLIGHTS 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