MAD S58 Catless Downpipes
Pipe size Performance downpipe
Catalyst Catless
Application S58 M2 / M3 / M4
Build data

Specs that matter for this part

Hardware

Flow-focused exhaust path

Large-diameter tubing, smooth bends, and a flex section reduce restriction versus the factory exhaust path.

Validation

Catalyst configuration

Catless setup. Review local emissions requirements and product notes before street use.

Requirement

Direct bolt-on hardware

Designed to retain OEM-style fitment without cutting or welding on supported applications.

Downpipes can affect emissions readiness, sound level, and calibration needs. Review the product description before ordering.

These catless downpipes for the BMW S58 engine maximize exhaust flow by eliminating backpressure, leading to quicker turbo spool, increased horsepower and a more pronounced exhaust sound. Made from high‑quality 304 stainless steel with smooth bends and a flex section, they bolt on directly to BMW M3 G80/G81, M4 G82/G83 and M2 G87 models

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