Catless Race Stainless Downpipe for Mercedes Benz AMG GT63 GT63S 4.0T
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
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
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Catless race design for maximum exhaust flow
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Reduced backpressure for faster turbo response
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Increased mid‑range and top‑end performance
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Mandrel bent T304 stainless steel tubing
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Precision TIG welded construction
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Direct bolt‑on installation
Fitment
Mercedes Benz AMG GT63 X290
Mercedes Benz AMG GT63S X290
4.0T Twin Turbo V8
Notes
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Race use only
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Not emissions compliant
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Professional installation recommended
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ECU tuning required for optimal performance
Our History
For 26 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.