Catless Race Stainless Downpipe for Mercedes Benz AMG GT63 W463 5.5T

Unleash maximum exhaust flow and turbo performance on your Mercedes Benz G63 AMG W463 2013–2019 with the STRATEC Catless High Flow T304 Stainless Downpipe with Integrated Heatshield, engineered for race applications and aggressive power gains.

Constructed from premium T304 stainless steel, this catless downpipe removes all factory restrictions to dramatically reduce backpressure, increase exhaust velocity, and deliver faster turbo spool with stronger mid‑range and top‑end performance.

The integrated heatshield protects surrounding engine components from extreme exhaust temperatures, ensuring durability during spirited driving and track use.

Designed as a direct bolt‑on upgrade, this downpipe installs to factory mounting points for precise fitment.

Performance Benefits

• Catless race design for maximum exhaust flow

• Reduced backpressure for faster turbo response

• Increased horsepower and torque

• Stronger mid‑range and top‑end performance

• Integrated heatshield for thermal protection

• Mandrel bent T304 stainless steel tubing

• Precision TIG welded construction

• Direct bolt‑on installation

Fitment

Mercedes Benz G63 AMG W463
5.5L Twin Turbo V8
Model Years 2013–2019