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Bull Boost Performance

Catless Race Stainless Downpipe for Mercedes Benz AMG GT63 GT63S 4.0T

Catless Race Stainless Downpipe for Mercedes Benz AMG GT63 GT63S 4.0T

Regular price $899.95
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Unleash maximum exhaust flow and turbo performance on your Mercedes Benz AMG GT63 or GT63S X290 4.0T with the STRATEC Catless High Flow T304 Stainless Downpipe, engineered for race applications and aggressive power gains.

Constructed from premium T304 stainless steel, this catless downpipe removes factory restrictions to dramatically reduce backpressure, increase exhaust velocity, and deliver faster turbo spool with stronger mid‑range and top‑end performance. Designed for performance builds, it also produces a louder, more aggressive AMG exhaust character.

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


Performance Benefits

  • Catless race design for maximum exhaust flow

  • Reduced backpressure for faster turbo response

  • Increased mid‑range and top‑end performance

  • Mandrel bent T304 stainless steel tubing

  • Precision TIG welded construction

  • Direct bolt‑on installation


Fitment

Mercedes Benz AMG GT63 X290
Mercedes Benz AMG GT63S X290
4.0T Twin Turbo V8


Notes

  • Race use only

  • Not emissions compliant

  • Professional installation recommended

  • ECU tuning required for optimal performance

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