island raceworks - S55 Catless Downpipe

Empire Autowerx S55 Catless Downpipe

Unleash the full potential of your BMW S55 engine

The Empire Autowerx Catless Downpipe is the ultimate bolt-on upgrade for your BMW M2 Competition, M3, or M4. By eliminating the restrictive factory catalytic converters, this downpipe significantly reduces backpressure—freeing up horsepower, improving turbo response, and amplifying exhaust tone.

🔧 Key Features:

• Maximized Airflow: Smooth, mandrel-bent piping improves exhaust velocity without introducing unwanted drone.

• Durable Construction: Made from high-grade stainless steel with a flex section for long-term reliability under heat and vibration.

• Effortless Installation: Designed for a direct OEM-replacement fit—no cutting or welding required.

• Aggressive Sound: Expect a louder, sharper, and more aggressive exhaust note that brings the S55 to life.

✅ Vehicle Fitment:

• 2018+ F87 M2 Competition

• 2014+ F80 M3

• 2015+ F82 M4

Whether you're chasing more power or just want to hear your turbos breathe, the Empire Autowerx S55 Catless Downpipe is the first step toward serious performance gains—even on a stock tune.

Upgrade your exhaust. Unleash your S55.