ARM Motorsports S58 Downpipes | G87 M2 · G80 M3 · M3 Competition · G82 · G83 M4 · M4 Competition

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ARM Motorsports S58 Downpipes | G87 M2 · G80 M3 · M3 Competition · G82 · G83 M4 · M4 CompetitionThe 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 the need to replace the entire catback system on your S58. By reducing backpressure on your S58's turbos, you

you can purchase the intake kit with carbon lid together below

or baffles to slow exhaust flow

Supports higher revving application

Higher Output Across the Full RPM Range

aerofabb Street Edition Side Splitters

This ethanol calibration delivers a massive increase in power over regular 91/93 pump gas while keeping mid-range power in check with the factory direct injection (DI) system and avoiding lean conditions

and then a nylon braiding to protect surfaces

Urethane durometer: 70A

the venting sound is much DEEPER AND LOUDER than it is with a BOV spacer

Weighing in at only 2025 grams

Some bottles you previously used may not fit with this part

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